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Home / 510
Area Code:510
Primary City:Hayward, CA
510 is a phone number area code located in Hayward, CA.
Please check general information and active prefixes in this area code.
Active Prefixes in Area Code 510
Prefix: 510-200-####
City: Hayward, CA
County: Alameda
Company: Metro PCS
Prefix: 510-201-####
City: Oakland, CA
County: Alameda
Company: Peerless Network Of California
Prefix: 510-202-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-204-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-205-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-206-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-207-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-208-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-209-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-210-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-212-####
City: Fremont, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-213-####
City: Oakland, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-214-####
City: San Francisco, CA
County: San Francisco
Company: Mci Worldcom Communications, Ca
Prefix: 510-215-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-216-####
City: Fremont, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-217-####
City: San Francisco, CA
County: San Francisco
Company: Teleport Communications Group - San Francisco
Prefix: 510-218-####
City: Fremont, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-219-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-226-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-227-####
City: Oakland, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-228-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-229-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-230-####
City: Richmond, CA
County: Contra Costa
Company: T-mobile Usa
Prefix: 510-231-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-232-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-233-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-234-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-235-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-236-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-237-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-238-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-239-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-240-####
City: Union City, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-242-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-243-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-244-####
City: Hayward, CA
County: Alameda
Company: Bandwidth.com Clec
Prefix: 510-245-####
City: Hercules, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-246-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-247-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-220-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-221-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-222-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-223-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-224-####
City: Hercules, CA
County: Contra Costa
Company: Sprint Spectrum L.p.
Prefix: 510-225-####
City: San Francisco, CA
County: San Francisco
Company: Allegiance Telecom
Prefix: 510-248-####
City: Fremont, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-249-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-250-####
City: Oakland, CA
County: Alameda
Company: Broadwing Communications
Prefix: 510-251-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-252-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-253-####
City: Richmond, CA
County: Contra Costa
Company: Tw Telecom Of California Lp
Prefix: 510-254-####
City: San Francisco, CA
County: San Francisco
Company: Level 3 Communications
Prefix: 510-255-####
City: Richmond, CA
County: Contra Costa
Company: Bandwidth.com Clec
Prefix: 510-256-####
City: Walnut Creek, CA
County: Contra Costa
Company: O1 Communications
Prefix: 510-257-####
City: Fremont, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-258-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-259-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-260-####
City: Oakland, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-261-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-262-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-263-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-264-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-265-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-266-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-267-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-268-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-269-####
City: San Francisco, CA
County: San Francisco
Company: Mci Worldcom Communications, Ca
Prefix: 510-270-####
City: Sunnyvale, CA
County: Santa Clara
Company: Brooks Fiber Communications Of California
Prefix: 510-271-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-272-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-273-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-274-####
City: Hayward, CA
County: Alameda
Company: Utility Telephone
Prefix: 510-275-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-276-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-277-####
City: Oakland, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-278-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-279-####
City: Fremont, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-280-####
City: Berkeley, CA
County: Alameda
Company: Xo California
Prefix: 510-289-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-290-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-291-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-292-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-293-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-294-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-295-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-296-####
City: Hercules, CA
County: Contra Costa
Company: Level 3 Communications
Prefix: 510-297-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-298-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-299-####
City: Fremont, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-300-####
City: Hayward, CA
County: Alameda
Company: U.s. Telepacific Corp.
Prefix: 510-301-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-302-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-303-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-304-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-305-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-306-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-307-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-308-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-310-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-312-####
City: Hayward, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-313-####
City: Hercules, CA
County: Contra Costa
Company: Teleport Communications Group - San Francisco
Prefix: 510-314-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-315-####
City: Hayward, CA
County: Alameda
Company: Broadwing Communications
Prefix: 510-316-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-281-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-282-####
City: Oakland, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-283-####
City: El Sobrante, CA
County: Contra Costa
Company: Allegiance Telecom
Prefix: 510-284-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-285-####
City: San Francisco, CA
County: San Francisco
Company: Mci Worldcom Communications, Ca
Prefix: 510-286-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-287-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-288-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-317-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-318-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-320-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-321-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-322-####
City: Hercules, CA
County: Contra Costa
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-323-####
City: Richmond, CA
County: Contra Costa
Company: Xo California
Prefix: 510-324-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-325-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-326-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-327-####
City: Hercules, CA
County: Contra Costa
Company: Pac - West Telecomm
Prefix: 510-328-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-329-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-331-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-332-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-333-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-334-####
City: Richmond, CA
County: Contra Costa
Company: New Cingular Wireless PCS
Prefix: 510-335-####
City: Fremont, CA
County: Alameda
Company: Cf Communications DBA Telekenex
Prefix: 510-336-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-337-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-338-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-339-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-340-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-342-####
City: Hayward, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-343-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-344-####
City: Fremont, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-346-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-347-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-348-####
City: Oakland, CA
County: Alameda
Company: 33 Wireless Inc.
Prefix: 510-349-####
City: Richmond, CA
County: Contra Costa
Company: American Messaging (am)
Prefix: 510-350-####
City: Oakland, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-351-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-352-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-353-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-354-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-355-####
City: Oakland, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-356-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-357-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-358-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-359-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-360-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-362-####
City: Hayward, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-363-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-364-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-365-####
City: Berkeley, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-366-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-367-####
City: Richmond, CA
County: Contra Costa
Company: New Cingular Wireless PCS
Prefix: 510-368-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-370-####
City: Hayward, CA
County: Alameda
Company: Peerless Network Of California
Prefix: 510-371-####
City: Fremont, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-372-####
City: Hayward, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-390-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-391-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-392-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-393-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-394-####
City: Oakland, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-395-####
City: Oakland, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-396-####
City: Fremont, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-397-####
City: Hayward, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-398-####
City: Hayward, CA
County: Alameda
Company: Bandwidth.com Clec
Prefix: 510-373-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-374-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-375-####
City: San Francisco, CA
County: San Francisco
Company: T-mobile Usa
Prefix: 510-376-####
City: Fremont, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-377-####
City: Fremont, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-378-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-379-####
City: Oakland, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-380-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-381-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-400-####
City: Fremont, CA
County: Alameda
Company: Xo California
Prefix: 510-401-####
City: Union City, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-402-####
City: Fremont, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-403-####
City: Fremont, CA
County: Alameda
Company: Mpower Networks Services Inc.
Prefix: 510-404-####
City: Union City, CA
County: Alameda
Company: Mci Worldcom Communications, Ca
Prefix: 510-405-####
City: Fremont, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-406-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-407-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-408-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-409-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-410-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-412-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-413-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-414-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-415-####
City: Hayward, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-416-####
City: Berkeley, CA
County: Alameda
Company: North County Communications Corp.
Prefix: 510-417-####
City: El Sobrante, CA
County: Contra Costa
Company: T-mobile Usa
Prefix: 510-418-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-419-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-420-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-421-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-423-####
City: Oakland, CA
County: Alameda
Company: Paetec Communications
Prefix: 510-425-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-426-####
City: Richmond, CA
County: Contra Costa
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-427-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-428-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-429-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-430-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-431-####
City: Union City, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-432-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-433-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-434-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-435-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-436-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-437-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-438-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-439-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-440-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-441-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-442-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-443-####
City: Fremont, CA
County: Alameda
Company: Peerless Network Of California
Prefix: 510-444-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-445-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-446-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-447-####
City: Richmond, CA
County: Contra Costa
Company: Sprint Spectrum L.p.
Prefix: 510-448-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-449-####
City: Fremont, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-450-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-451-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-452-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-453-####
City: Fremont, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-454-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-455-####
City: Crockett, CA
County: Contra Costa
Company: Sprint Spectrum L.p.
Prefix: 510-456-####
City: San Jose, CA
County: Santa Clara
Company: U.s. Telepacific Corp.
Prefix: 510-457-####
City: Oakland, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-459-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-460-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-461-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-463-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-464-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-465-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-466-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-467-####
City: Oakland, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-468-####
City: Fremont, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-469-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-470-####
City: Hayward, CA
County: Alameda
Company: Bandwidth.com Clec
Prefix: 510-382-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-383-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-384-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-385-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-386-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-387-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-388-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-389-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-471-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-472-####
City: Oakland, CA
County: Alameda
Company: Metro PCS
Prefix: 510-473-####
City: San Francisco, CA
County: San Francisco
Company: Allegiance Telecom
Prefix: 510-474-####
City: Union City, CA
County: Alameda
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-475-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-476-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-477-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-478-####
City: San Francisco, CA
County: San Francisco
Company: Allegiance Telecom
Prefix: 510-479-####
City: San Francisco, CA
County: San Francisco
Company: Teleport Communications Group - San Francisco
Prefix: 510-480-####
City: El Sobrante, CA
County: Contra Costa
Company: T-mobile Usa
Prefix: 510-481-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-482-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-483-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-484-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-485-####
City: Oakland, CA
County: Alameda
Company: Metro PCS
Prefix: 510-486-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-487-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-488-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-489-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-490-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-491-####
City: Union City, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-492-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-493-####
City: Fremont, CA
County: Alameda
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-494-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-495-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-496-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-497-####
City: Fremont, CA
County: Alameda
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-498-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-499-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-500-####
City: Oakland, CA
County: Alameda
Company: Xo California
Prefix: 510-501-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-502-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-503-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-504-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-505-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-506-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-507-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-508-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-509-####
City: Fremont, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-512-####
City: Hayward, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-515-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-516-####
City: Fremont, CA
County: Alameda
Company: Bandwidth.com Clec
Prefix: 510-517-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-520-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-521-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-522-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-523-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-524-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-525-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-526-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-527-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-528-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-529-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-530-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-531-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-532-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-533-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-534-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-535-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-536-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-537-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-538-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-539-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-540-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-541-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-542-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-543-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-544-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-545-####
City: Oakland, CA
County: Alameda
Company: Xo California
Prefix: 510-546-####
City: Berkeley, CA
County: Alameda
Company: American Messaging Services
Prefix: 510-547-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-548-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-549-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-550-####
City: Oakland, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-551-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-552-####
City: Fremont, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-553-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-554-####
City: Hayward, CA
County: Alameda
Company: 33 Wireless Inc.
Prefix: 510-556-####
City:
County:
Company: Level 3 Communications
Prefix: 510-557-####
City: Fremont, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-558-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-559-####
City: Albany, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-560-####
City:
County:
Company: Comcast Phone Of California
Prefix: 510-562-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-563-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-564-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-565-####
City: Fremont, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-566-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-567-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-568-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-569-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-572-####
City: Fremont, CA
County: Alameda
Company: Mci Worldcom Communications, Ca
Prefix: 510-573-####
City: Fremont, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-574-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-575-####
City: Oakland, CA
County: Alameda
Company: Metro PCS
Prefix: 510-576-####
City: Hayward, CA
County: Alameda
Company: Xo California
Prefix: 510-577-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-578-####
City: Fremont, CA
County: Alameda
Company: Xo California
Prefix: 510-579-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-580-####
City: Fremont, CA
County: Alameda
Company: Xo California
Prefix: 510-581-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-582-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-583-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-584-####
City: Hayward, CA
County: Alameda
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-585-####
City: Fremont, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-586-####
City: Hayward, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-587-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-588-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-589-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-590-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-591-####
City: Hayward, CA
County: Alameda
Company: American Messaging Services
Prefix: 510-592-####
City: Hercules, CA
County: Contra Costa
Company: Broadwing Communications
Prefix: 510-593-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-594-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-595-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-596-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-597-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-598-####
City: Fremont, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-599-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-600-####
City: Hayward, CA
County: Alameda
Company: Cf Communications DBA Telekenex
Prefix: 510-601-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-604-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-606-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-608-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-610-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-612-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-613-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-614-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-615-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-618-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-619-####
City: San Francisco, CA
County: San Francisco
Company: Broadwing Communications
Prefix: 510-620-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-621-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-622-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-623-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-624-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-625-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-627-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-628-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-629-####
City: Oakland, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-630-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-632-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-633-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-635-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-636-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-637-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-638-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-639-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-641-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-642-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-643-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-644-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-645-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-646-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-647-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-648-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-649-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-651-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-652-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-653-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-654-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-655-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-656-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-657-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-658-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-659-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-661-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-662-####
City: El Sobrante, CA
County: Contra Costa
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-663-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-664-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-665-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-666-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-667-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-668-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-669-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-670-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-671-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-672-####
City: Richmond, CA
County: Contra Costa
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-673-####
City: Fremont, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-675-####
City: Union City, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-676-####
City: Fremont, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-677-####
City: Hayward, CA
County: Alameda
Company: Metro PCS
Prefix: 510-678-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-680-####
City: Richmond, CA
County: Contra Costa
Company: Centurylink Communications LLC
Prefix: 510-681-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-682-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-683-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-684-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-685-####
City: Richmond, CA
County: Contra Costa
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-686-####
City: San Leandro, CA
County: Alameda
Company: Sbc Internet Services
Prefix: 510-687-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-688-####
City: Hayward, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-689-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-690-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-691-####
City: Hercules, CA
County: Contra Costa
Company: Sprint Spectrum L.p.
Prefix: 510-692-####
City: Oakland, CA
County: Alameda
Company: Metro PCS
Prefix: 510-693-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-695-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-697-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-698-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-699-####
City: Oakland, CA
County: Alameda
Company: 33 Wireless Inc.
Prefix: 510-701-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-702-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-703-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-704-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-705-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-706-####
City: Hayward, CA
County: Alameda
Company: Metro PCS
Prefix: 510-708-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-709-####
City: Fremont, CA
County: Alameda
Company: O1 Communications
Prefix: 510-710-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-712-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-713-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-714-####
City: Fremont, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-715-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-716-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-717-####
City: Berkeley, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-718-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-719-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-720-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-721-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-722-####
City: Crockett, CA
County: Contra Costa
Company: Pac - West Telecomm
Prefix: 510-723-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-724-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-725-####
City: Walnut Creek, CA
County: Contra Costa
Company: Tw Telecom Of California Lp
Prefix: 510-727-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-728-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-729-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-730-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-731-####
City: Hayward, CA
County: Alameda
Company: Mci Worldcom Communications, Ca
Prefix: 510-732-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-733-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-734-####
City: Richmond, CA
County: Contra Costa
Company: New Cingular Wireless PCS
Prefix: 510-735-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-736-####
City: Hayward, CA
County: Alameda
Company: T-mobile Usa
Prefix: 510-739-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-740-####
City: Oakland, CA
County: Alameda
Company: Xo California
Prefix: 510-741-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-742-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-743-####
City: Fremont, CA
County: Alameda
Company: Xo California
Prefix: 510-744-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-745-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-746-####
City: Oakland, CA
County: Alameda
Company: U.s. Telepacific Corp.
Prefix: 510-747-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-748-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-749-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-750-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-751-####
City: Hayward, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-752-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-754-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-755-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-757-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-758-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-759-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-760-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-761-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-763-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-764-####
City: San Francisco, CA
County: San Francisco
Company: Broadwing Communications
Prefix: 510-765-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-768-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-769-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-770-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-771-####
City: Fremont, CA
County: Alameda
Company: Mci Worldcom Communications, Ca
Prefix: 510-772-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-773-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-774-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-775-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-776-####
City: Richmond, CA
County: Contra Costa
Company: Metro PCS
Prefix: 510-777-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-778-####
City: Richmond, CA
County: Contra Costa
Company: Comcast Phone Of California
Prefix: 510-779-####
City: El Sobrante, CA
County: Contra Costa
Company: Broadwing Communications
Prefix: 510-780-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-781-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-782-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-783-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-784-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-785-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-786-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-787-####
City: Crockett, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-788-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-789-####
City: Fremont, CA
County: Alameda
Company: Mci Worldcom Communications, Ca
Prefix: 510-790-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-791-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-792-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-793-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-794-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-795-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-796-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-797-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-798-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-799-####
City: Hercules, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-800-####
City: San Francisco, CA
County: San Francisco
Company: Cf Communications DBA Telekenex
Prefix: 510-801-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-802-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-803-####
City: Hercules, CA
County: Contra Costa
Company: Xo California
Prefix: 510-805-####
City: Oakland, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-808-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-809-####
City: Berkeley, CA
County: Alameda
Company: U.s. Telepacific Corp.
Prefix: 510-810-####
City: Berkeley, CA
County: Alameda
Company: Usa Mobility Wireless
Prefix: 510-819-####
City: Oakland, CA
County: Alameda
Company: American Messaging Services
Prefix: 510-821-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-823-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-824-####
City: Fremont, CA
County: Alameda
Company: Allegiance Telecom
Prefix: 510-825-####
City: Hayward, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-827-####
City: San Francisco, CA
County: San Francisco
Company: Metro PCS
Prefix: 510-828-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-812-####
City: Berkeley, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-813-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-814-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-815-####
City: El Sobrante, CA
County: Contra Costa
Company: Sprint Spectrum L.p.
Prefix: 510-816-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-817-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-818-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-830-####
City: Alameda, CA
County: Alameda
Company: O1 Communications
Prefix: 510-832-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-834-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-835-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-836-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-837-####
City: Richmond, CA
County: Contra Costa
Company: Teleport Communications Group - San Francisco
Prefix: 510-838-####
City: San Francisco, CA
County: San Francisco
Company: Bandwidth.com Clec
Prefix: 510-839-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-840-####
City: Oakland, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-841-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-842-####
City: San Francisco, CA
County: San Francisco
Company: Allegiance Telecom
Prefix: 510-843-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-844-####
City: Oakland, CA
County: Alameda
Company: Allegiance Telecom
Prefix: 510-845-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-846-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-847-####
City: Berkeley, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-848-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-849-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-851-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-852-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-853-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-854-####
City: El Sobrante, CA
County: Contra Costa
Company: O1 Communications
Prefix: 510-855-####
City: Oakland, CA
County: Alameda
Company: The Telephone Connection Local Services
Prefix: 510-856-####
City: Hayward, CA
County: Alameda
Company: Allegiance Telecom
Prefix: 510-857-####
City: Fremont, CA
County: Alameda
Company: Allegiance Telecom
Prefix: 510-858-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-859-####
City: Oakland, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-860-####
City: Richmond, CA
County: Contra Costa
Company: Level 3 Communications
Prefix: 510-861-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-862-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-863-####
City: San Francisco, CA
County: San Francisco
Company: Mcimetro Access Transmission Services LLC
Prefix: 510-864-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-865-####
City: Alameda, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-866-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-867-####
City: Oakland, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-868-####
City: San Francisco, CA
County: San Francisco
Company: Broadwing Communications
Prefix: 510-869-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-870-####
City: Union City, CA
County: Alameda
Company: Broadwing Communications
Prefix: 510-872-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-873-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-874-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-875-####
City: Oakland, CA
County: Alameda
Company: Xo California
Prefix: 510-876-####
City: Hayward, CA
County: Alameda
Company: Sbc Internet Services
Prefix: 510-877-####
City: San Francisco, CA
County: San Francisco
Company: Mci Worldcom Communications, Ca
Prefix: 510-878-####
City: San Francisco, CA
County: San Francisco
Company: Comcast Phone Of California
Prefix: 510-879-####
City: San Francisco, CA
County: San Francisco
Company: Teleport Communications Group - San Francisco
Prefix: 510-880-####
City: Hayward, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-881-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-882-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-883-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-884-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-885-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-886-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-887-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-888-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-889-####
City: Hayward, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-891-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-892-####
City: Hayward, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-893-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-894-####
City: Fremont, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-895-####
City: San Leandro, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-896-####
City: Fremont, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-897-####
City: Fremont, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-898-####
City: San Francisco, CA
County: San Francisco
Company: Teleport Communications Group - San Francisco
Prefix: 510-899-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-900-####
City: San Francisco, CA
County: San Francisco
Company: Cf Communications DBA Telekenex
Prefix: 510-903-####
City: San Francisco, CA
County: San Francisco
Company: Broadwing Communications
Prefix: 510-904-####
City: San Francisco, CA
County: San Francisco
Company: Broadwing Communications
Prefix: 510-907-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-908-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-909-####
City: Hayward, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-910-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-912-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-913-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-914-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-915-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-917-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-918-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-919-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-921-####
City: Hayward, CA
County: Alameda
Company: Teleport Communications Group - San Francisco
Prefix: 510-922-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-923-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-924-####
City: Oakland, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-926-####
City: Oakland, CA
County: Alameda
Company: Cellco Partnership DBA Verizon Wireless
Prefix: 510-927-####
City: Oakland, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-928-####
City: Oakland, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-931-####
City: Hayward, CA
County: Alameda
Company: O1 Communications
Prefix: 510-932-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-933-####
City: San Jose, CA
County: Santa Clara
Company: U.s. Telepacific Corp.
Prefix: 510-935-####
City: Hayward, CA
County: Alameda
Company: New Cingular Wireless PCS
Prefix: 510-936-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-938-####
City: Fremont, CA
County: Alameda
Company: Metro PCS
Prefix: 510-940-####
City: Hayward, CA
County: Alameda
Company: Mpower Communications Corp
Prefix: 510-943-####
City: Fremont, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-948-####
City: Hercules, CA
County: Contra Costa
Company: Xo California
Prefix: 510-952-####
City: Union City, CA
County: Alameda
Company: Sprint Spectrum L.p.
Prefix: 510-957-####
City: San Francisco, CA
County: San Francisco
Company: Allegiance Telecom
Prefix: 510-962-####
City: Hayward, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-964-####
City: El Sobrante, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-965-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-966-####
City: Union City, CA
County: Alameda
Company: American Messaging Services
Prefix: 510-967-####
City: San Francisco, CA
County: San Francisco
Company: Sprint Spectrum L.p.
Prefix: 510-968-####
City: Fremont, CA
County: Alameda
Company: American Messaging (am)
Prefix: 510-969-####
City: Oakland, CA
County: Alameda
Company: Tw Telecom Of California Lp
Prefix: 510-970-####
City: Richmond, CA
County: Contra Costa
Company: Pacific Bell
Prefix: 510-972-####
City: Union City, CA
County: Alameda
Company: Comcast Phone Of California
Prefix: 510-976-####
City:
County:
Company: North County Communications Corp.
Prefix: 510-978-####
City: Oakland, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-979-####
City: Fremont, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-981-####
City: Berkeley, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-982-####
City: San Francisco, CA
County: San Francisco
Company: Mci Worldcom Communications, Ca
Prefix: 510-984-####
City: Oakland, CA
County: Alameda
Company: Level 3 Communications
Prefix: 510-985-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-986-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-987-####
City: Oakland, CA
County: Alameda
Company: Pacific Bell
Prefix: 510-990-####
City: San Francisco, CA
County: San Francisco
Company: Cf Communications DBA Telekenex
Prefix: 510-991-####
City: Union City, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-992-####
City: Oakland, CA
County: Alameda
Company: Pac - West Telecomm
Prefix: 510-995-####
City: Oakland, CA
County: Alameda
Company: U.s. Telepacific Corp.
Prefix: 510-996-####
City: Fremont, CA
County: Alameda
Company: Global Crossing Local Services-ca
Prefix: 510-997-####
City: Oakland, CA
County: Alameda
Company: American Messaging Services
Prefix: 510-999-####
City: Hayward, CA
County: Alameda
Company: Cf Communications DBA Telekenex

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