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List of Prefix Codes on 510 Area Code at California

Cities in Areacode 510 - California
  • Alameda
  • Berkeley
  • Castro Valley
  • El Cerrito
  • Fremont
  • Hayward
  • Newark
  • Oakland
  • Richmond
  • San Leandro
  • San Lorenzo
  • San Pablo
  • Union City
PREFIX USAGE PRIMARY CITY CARRIER
510-803- LandlineHercules Xo California
510-855- WirelessOakland The Telephone Connection Local Services
510-542- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-378- WirelessFremont New Cingular Wireless PCS
510-298- WirelessFremont New Cingular Wireless PCS
510-664- LandlineBerkeley Pacific Bell
510-984- LandlineOakland Level 3 Communications
510-314- WirelessHayward Sprint Spectrum L.p.
510-244- LandlineHayward Bandwidth.com Clec
510-784- LandlineHayward Pacific Bell
510-266- LandlineHayward Pacific Bell
510-772- WirelessOakland Sprint Spectrum L.p.
510-343- LandlineOakland Mpower Communications Corp
510-721- WirelessOakland Usa Mobility Wireless
510-332- WirelessOakland New Cingular Wireless PCS
510-593- WirelessSan Francisco Sprint Spectrum L.p.
510-346- LandlineSan Leandro Pacific Bell
510-417- WirelessEl Sobrante T-mobile Usa
510-316- WirelessOakland New Cingular Wireless PCS
510-366- WirelessFremont New Cingular Wireless PCS
510-832- LandlineOakland Pacific Bell
510-703- WirelessOakland New Cingular Wireless PCS
510-621- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-991- LandlineUnion City Pac - West Telecomm
510-995- LandlineOakland U.s. Telepacific Corp.
510-496- LandlineOakland Mpower Communications Corp
510-280- LandlineBerkeley Xo California
510-882- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-687- LandlineFremont Pacific Bell
510-339- LandlineOakland Pacific Bell
510-719- WirelessOakland Sprint Spectrum L.p.
510-564- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-443- LandlineFremont Peerless Network Of California
510-770- LandlineFremont Pacific Bell
510-310- WirelessOakland Usa Mobility Wireless
510-932- WirelessSan Francisco Sprint Spectrum L.p.
510-857- LandlineFremont Allegiance Telecom
510-444- LandlineOakland Pacific Bell
510-260- LandlineOakland Comcast Phone Of California
510-746- LandlineOakland U.s. Telepacific Corp.
510-282- WirelessOakland T-mobile Usa
510-233- LandlineRichmond Pacific Bell
510-289- WirelessOakland New Cingular Wireless PCS
510-742- LandlineFremont Pacific Bell
510-599- WirelessOakland New Cingular Wireless PCS
510-601- LandlineOakland Pacific Bell
510-965- LandlineRichmond Pacific Bell
510-490- LandlineFremont Pacific Bell
510-678- LandlineSan Leandro Pacific Bell
510-232- LandlineRichmond Pacific Bell
510-350- LandlineOakland Teleport Communications Group - San Francisco
510-234- LandlineRichmond Pacific Bell
510-967- WirelessSan Francisco Sprint Spectrum L.p.
510-437- LandlineOakland Pacific Bell
510-873- LandlineOakland Pacific Bell
510-863- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-304- WirelessFremont New Cingular Wireless PCS
510-426- WirelessRichmond Cellco Partnership DBA Verizon Wireless
510-774- WirelessOakland Sprint Spectrum L.p.
510-301- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-521- LandlineAlameda Pacific Bell
510-360- LandlineFremont Pacific Bell
510-594- LandlineOakland Pacific Bell
510-985- LandlineOakland Pacific Bell
510-377- WirelessFremont Sprint Spectrum L.p.
510-713- LandlineFremont Pacific Bell
510-869- LandlineOakland Pacific Bell
510-516- LandlineFremont Bandwidth.com Clec
510-644- LandlineBerkeley Pacific Bell
510-445- LandlineFremont Pacific Bell
510-565- LandlineFremont T-mobile Usa
510-887- LandlineHayward Pacific Bell
510-931- LandlineHayward O1 Communications
510-817- LandlineOakland Pacific Bell
510-981- LandlineBerkeley Pacific Bell
510-449- LandlineFremont Teleport Communications Group - San Francisco
510-782- LandlineHayward Pacific Bell
510-819- WirelessOakland American Messaging Services
510-353- LandlineFremont Pacific Bell
510-410- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-331- WirelessHayward New Cingular Wireless PCS
510-853- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-541- WirelessOakland New Cingular Wireless PCS
510-889- LandlineHayward Pacific Bell
510-204- LandlineBerkeley Pacific Bell
510-433- LandlineOakland Pacific Bell
510-723- LandlineHayward Pacific Bell
510-393- WirelessSan Francisco Sprint Spectrum L.p.
510-725- LandlineWalnut Creek Tw Telecom Of California Lp
510-663- LandlineOakland Pacific Bell
510-502- WirelessOakland New Cingular Wireless PCS
510-381- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-849- LandlineBerkeley Pacific Bell
510-876- LandlineHayward Sbc Internet Services
510-558- LandlineAlbany Pacific Bell
510-695- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-271- LandlineOakland Pacific Bell
510-484- WirelessSan Francisco Sprint Spectrum L.p.
510-891- LandlineOakland Pacific Bell
510-219- WirelessOakland New Cingular Wireless PCS
510-824- LandlineFremont Allegiance Telecom
510-438- LandlineFremont Pacific Bell
510-272- LandlineOakland Pacific Bell
510-844- LandlineOakland Allegiance Telecom
510-473- LandlineSan Francisco Allegiance Telecom
510-376- WirelessFremont Sprint Spectrum L.p.
510-328- WirelessOakland Sprint Spectrum L.p.
510-488- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-896- LandlineFremont Teleport Communications Group - San Francisco
510-248- LandlineFremont Pac - West Telecomm
510-235- LandlineRichmond Pacific Bell
510-526- LandlineAlbany Pacific Bell
510-622- LandlineOakland Pacific Bell
510-313- LandlineHercules Teleport Communications Group - San Francisco
510-389- WirelessOakland American Messaging (am)
510-846- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-677- LandlineHayward Metro PCS
510-741- LandlineEl Sobrante Pacific Bell
510-840- WirelessOakland American Messaging (am)
510-491- LandlineUnion City Teleport Communications Group - San Francisco
510-823- WirelessSan Francisco Sprint Spectrum L.p.
510-538- LandlineHayward Pacific Bell
510-274- LandlineHayward Utility Telephone
510-294- WirelessHayward Sprint Spectrum L.p.
510-795- LandlineFremont Pacific Bell
510-278- LandlineHayward Pacific Bell
510-841- LandlineBerkeley Pacific Bell
510-878- LandlineSan Francisco Comcast Phone Of California
510-921- LandlineHayward Teleport Communications Group - San Francisco
510-295- LandlineOakland Pac - West Telecomm
510-216- WirelessFremont Usa Mobility Wireless
510-830- LandlineAlameda O1 Communications
510-718- WirelessOakland American Messaging (am)
510-614- LandlineSan Leandro Pacific Bell
510-540- LandlineBerkeley Pacific Bell
510-769- LandlineAlameda Pacific Bell
510-673- WirelessFremont Cellco Partnership DBA Verizon Wireless
510-672- WirelessRichmond Cellco Partnership DBA Verizon Wireless
510-633- LandlineOakland Pacific Bell
510-212- WirelessFremont Usa Mobility Wireless
510-732- LandlineHayward Pacific Bell
510-454- LandlineSan Leandro Pacific Bell
510-736- WirelessHayward T-mobile Usa
510-598- WirelessFremont T-mobile Usa
510-749- LandlineAlameda Pacific Bell
510-467- LandlineOakland Tw Telecom Of California Lp
510-320- WirelessFremont New Cingular Wireless PCS
510-655- LandlineOakland Pacific Bell
510-583- LandlineHayward Pacific Bell
510-936- LandlineFremont Pacific Bell
510-392- WirelessOakland American Messaging (am)
510-919- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-268- LandlineOakland Pacific Bell
510-978- LandlineOakland Level 3 Communications
510-619- LandlineSan Francisco Broadwing Communications
510-706- WirelessHayward Metro PCS
510-585- LandlineFremont Mpower Communications Corp
510-825- WirelessHayward Sprint Spectrum L.p.
510-656- LandlineFremont Pacific Bell
510-356- LandlineBerkeley Pacific Bell
510-551- WirelessSan Francisco Sprint Spectrum L.p.
510-293- LandlineHayward Pacific Bell
510-992- LandlineOakland Pac - West Telecomm
510-615- LandlineOakland Pacific Bell
510-536- LandlineOakland Pacific Bell
510-669- LandlineEl Sobrante Pacific Bell
510-773- WirelessOakland Sprint Spectrum L.p.
510-613- LandlineOakland Pacific Bell
510-286- LandlineOakland Pacific Bell
510-386- WirelessFremont New Cingular Wireless PCS
510-722- LandlineCrockett Pac - West Telecomm
510-322- LandlineHercules Mcimetro Access Transmission Services LLC
510-218- WirelessFremont Usa Mobility Wireless
510-243- LandlineEl Sobrante Pacific Bell
510-728- LandlineHayward Pacific Bell
510-880- LandlineHayward Pac - West Telecomm
510-451- LandlineOakland Pacific Bell
510-440- LandlineFremont Pacific Bell
510-517- WirelessOakland New Cingular Wireless PCS
510-676- WirelessFremont New Cingular Wireless PCS
510-646- LandlineSan Francisco Bandwidth.com Clec
510-952- WirelessUnion City Sprint Spectrum L.p.
510-715- WirelessOakland Sprint Spectrum L.p.
510-312- WirelessHayward American Messaging (am)
510-670- LandlineHayward Pacific Bell
510-740- LandlineOakland Xo California
510-837- LandlineRichmond Teleport Communications Group - San Francisco
510-587- LandlineOakland Pacific Bell
510-432- WirelessHayward New Cingular Wireless PCS
510-405- LandlineFremont Pac - West Telecomm
510-562- LandlineOakland Pacific Bell
510-459- WirelessSan Francisco Sprint Spectrum L.p.
510-200- WirelessHayward Metro PCS
510-708- WirelessOakland New Cingular Wireless PCS
510-465- LandlineOakland Pacific Bell
510-690- LandlineHayward Pacific Bell
510-964- LandlineEl Sobrante Pacific Bell
510-654- LandlineOakland Pacific Bell
510-420- LandlineOakland Pacific Bell
510-922- LandlineOakland Pacific Bell
510-799- LandlineHercules Pacific Bell
510-348- WirelessOakland 33 Wireless Inc.
510-649- LandlineBerkeley Pacific Bell
510-926- LandlineOakland Cellco Partnership DBA Verizon Wireless
510-642- LandlineBerkeley Pacific Bell
510-523- LandlineAlameda Pacific Bell
510-373- LandlineOakland Pac - West Telecomm
510-553- LandlineOakland Pacific Bell
510-792- LandlineFremont Pacific Bell
510-776- WirelessRichmond Metro PCS
510-317- LandlineHayward Pacific Bell
510-917- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-999- LandlineHayward Cf Communications DBA Telekenex
510-797- LandlineFremont Pacific Bell
510-227- LandlineOakland Tw Telecom Of California Lp
510-805- WirelessOakland Usa Mobility Wireless
510-308- WirelessOakland Usa Mobility Wireless
510-576- LandlineHayward Xo California
510-883- LandlineBerkeley Pacific Bell
510-861- WirelessHayward New Cingular Wireless PCS
510-292- LandlineAlbany Pacific Bell
510-290- WirelessSan Francisco Sprint Spectrum L.p.
510-845- LandlineBerkeley Pacific Bell
510-358- WirelessFremont New Cingular Wireless PCS
510-630- WirelessOakland Usa Mobility Wireless
510-273- LandlineOakland Pacific Bell
510-463- LandlineOakland Mpower Communications Corp
510-597- LandlineOakland Pacific Bell
510-401- LandlineUnion City Mpower Communications Corp
510-872- WirelessSan Francisco Sprint Spectrum L.p.
510-336- LandlineOakland Pacific Bell
510-402- LandlineFremont Mpower Communications Corp
510-927- LandlineOakland Global Crossing Local Services-ca
510-620- LandlineRichmond Pacific Bell
510-604- WirelessOakland New Cingular Wireless PCS
510-425- LandlineOakland Pacific Bell
510-421- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-788- LandlineSan Francisco Mcimetro Access Transmission Services LLC
510-501- WirelessOakland New Cingular Wireless PCS
510-480- WirelessEl Sobrante T-mobile Usa
510-226- LandlineFremont Pacific Bell
510-595- LandlineOakland Pacific Bell
510-419- LandlineOakland Pacific Bell
510-699- WirelessOakland 33 Wireless Inc.
510-487- LandlineUnion City Pacific Bell
510-592- LandlineHercules Broadwing Communications
510-245- LandlineHercules Pacific Bell
510-810- WirelessBerkeley Usa Mobility Wireless
510-370- LandlineHayward Peerless Network Of California
510-761- WirelessOakland New Cingular Wireless PCS
510-893- LandlineOakland Pacific Bell
510-997- WirelessOakland American Messaging Services
510-481- LandlineHayward Pacific Bell
510-892- LandlineHayward Pac - West Telecomm
510-217- LandlineSan Francisco Teleport Communications Group - San Francisco
510-924- LandlineOakland Global Crossing Local Services-ca
510-427- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-675- LandlineUnion City Pacific Bell
510-563- LandlineOakland Pacific Bell
510-446- LandlineOakland Pacific Bell
510-812- WirelessBerkeley Sprint Spectrum L.p.
510-752- LandlineOakland Pacific Bell
510-731- LandlineHayward Mci Worldcom Communications, Ca
510-383- LandlineOakland Pacific Bell
510-639- LandlineOakland Pacific Bell
510-874- LandlineOakland Pacific Bell
510-739- LandlineFremont Pacific Bell
510-456- LandlineSan Jose U.s. Telepacific Corp.
510-777- LandlineOakland Pacific Bell
510-986- LandlineOakland Pacific Bell
510-208- LandlineOakland Pacific Bell
510-506- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-256- LandlineWalnut Creek O1 Communications
510-566- LandlineHayward Cellco Partnership DBA Verizon Wireless
510-900- LandlineSan Francisco Cf Communications DBA Telekenex
510-442- WirelessOakland American Messaging (am)
510-758- LandlineEl Sobrante Pacific Bell
510-935- WirelessHayward New Cingular Wireless PCS
510-748- LandlineAlameda Pacific Bell
510-899- LandlineOakland Pac - West Telecomm
510-548- LandlineBerkeley Pacific Bell
510-535- LandlineOakland Pacific Bell
510-897- LandlineFremont Teleport Communications Group - San Francisco
510-786- LandlineHayward Pacific Bell
510-249- LandlineFremont Pacific Bell
510-296- LandlineHercules Level 3 Communications
510-527- LandlineAlbany Pacific Bell
510-842- LandlineSan Francisco Allegiance Telecom
510-515- WirelessOakland Usa Mobility Wireless
510-666- LandlineBerkeley Pacific Bell
510-544- LandlineOakland Pac - West Telecomm
510-327- LandlineHercules Pac - West Telecomm
510-856- LandlineHayward Allegiance Telecom
510-368- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-231- LandlineRichmond Pacific Bell
510-338- LandlineOakland Pacific Bell
510-754- WirelessHayward Sprint Spectrum L.p.
510-685- WirelessRichmond Cellco Partnership DBA Verizon Wireless
510-885- LandlineHayward Pacific Bell
510-760- WirelessHayward Sprint Spectrum L.p.
510-344- LandlineFremont Global Crossing Local Services-ca
510-815- WirelessEl Sobrante Sprint Spectrum L.p.
510-302- LandlineOakland Pacific Bell
510-471- LandlineUnion City Pacific Bell
510-318- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-582- LandlineHayward Pacific Bell
510-697- WirelessOakland New Cingular Wireless PCS
510-494- LandlineFremont Pacific Bell
510-281- LandlineOakland Pac - West Telecomm
510-632- LandlineOakland Pacific Bell
510-794- LandlineFremont Pacific Bell
510-628- LandlineOakland Pacific Bell
510-205- WirelessSan Francisco Sprint Spectrum L.p.
510-962- LandlineHayward Level 3 Communications
510-414- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-972- LandlineUnion City Comcast Phone Of California
510-297- LandlineSan Leandro Pacific Bell
510-239- LandlineOakland Mpower Communications Corp
510-966- WirelessUnion City American Messaging Services
510-258- LandlineHayward Pacific Bell
510-430- LandlineOakland Pacific Bell
510-247- LandlineHayward Pacific Bell
510-895- LandlineSan Leandro Pacific Bell
510-267- LandlineOakland Pacific Bell
510-291- LandlineOakland Pac - West Telecomm
510-729- LandlineOakland Pacific Bell
510-638- LandlineOakland Pacific Bell
510-686- LandlineSan Leandro Sbc Internet Services
510-851- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-397- LandlineHayward Comcast Phone Of California
510-495- LandlineBerkeley Pacific Bell
510-657- LandlineFremont Pacific Bell
510-404- LandlineUnion City Mci Worldcom Communications, Ca
510-783- LandlineHayward Pacific Bell
510-214- LandlineSan Francisco Mci Worldcom Communications, Ca
510-843- LandlineBerkeley Pacific Bell
510-596- LandlineOakland Pacific Bell
510-884- WirelessHayward Pacific Bell
510-457- LandlineOakland Teleport Communications Group - San Francisco
510-259- LandlineHayward Pacific Bell
510-641- WirelessOakland Usa Mobility Wireless
510-764- LandlineSan Francisco Broadwing Communications
510-888- LandlineHayward Pacific Bell
510-627- LandlineOakland Pacific Bell
510-913- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-418- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-574- LandlineFremont Pacific Bell
510-996- LandlineFremont Global Crossing Local Services-ca
510-865- LandlineAlameda Pacific Bell
510-452- LandlineOakland Pacific Bell
510-251- LandlineOakland Pacific Bell
510-710- WirelessOakland New Cingular Wireless PCS
510-970- LandlineRichmond Pacific Bell
510-908- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-801- WirelessOakland Usa Mobility Wireless
510-529- LandlineRichmond Pacific Bell
510-201- LandlineOakland Peerless Network Of California
510-554- WirelessHayward 33 Wireless Inc.
510-355- LandlineOakland Global Crossing Local Services-ca
510-522- LandlineAlameda Pacific Bell
510-284- LandlineFremont Pacific Bell
510-645- LandlineOakland Pacific Bell
510-763- LandlineOakland Pacific Bell
510-477- LandlineUnion City Pacific Bell
510-329- WirelessHayward New Cingular Wireless PCS
510-898- LandlineSan Francisco Teleport Communications Group - San Francisco
510-228- LandlineOakland Pac - West Telecomm
510-712- WirelessOakland New Cingular Wireless PCS
510-237- LandlineRichmond Pacific Bell
510-221- WirelessOakland Sprint Spectrum L.p.
510-215- LandlineRichmond Pacific Bell
510-870- LandlineUnion City Broadwing Communications
510-447- WirelessRichmond Sprint Spectrum L.p.
510-371- WirelessFremont Level 3 Communications
510-606- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-448- WirelessOakland American Messaging (am)
510-439- LandlineOakland Pac - West Telecomm
510-250- LandlineOakland Broadwing Communications
510-691- WirelessHercules Sprint Spectrum L.p.
510-528- LandlineAlbany Pacific Bell
510-469- WirelessSan Francisco Sprint Spectrum L.p.
510-716- WirelessOakland Usa Mobility Wireless
510-735- LandlineOakland Pacific Bell
510-808- LandlineOakland Pacific Bell
510-730- LandlineSan Francisco Bandwidth.com Clec
510-416- LandlineBerkeley North County Communications Corp.
510-265- LandlineHayward Pacific Bell
510-223- LandlineEl Sobrante Pacific Bell
510-839- LandlineOakland Pacific Bell
510-572- LandlineFremont Mci Worldcom Communications, Ca
510-701- WirelessOakland New Cingular Wireless PCS
510-395- LandlineOakland Teleport Communications Group - San Francisco
510-578- LandlineFremont Xo California
510-796- LandlineFremont Pacific Bell
510-342- LandlineHayward Mpower Communications Corp
510-415- WirelessHayward T-mobile Usa
510-372- LandlineHayward Pac - West Telecomm
510-364- WirelessFremont New Cingular Wireless PCS
510-610- WirelessOakland New Cingular Wireless PCS
510-618- LandlineSan Leandro Pacific Bell
510-408- LandlineEl Sobrante Pacific Bell
510-209- WirelessHayward Sprint Spectrum L.p.
510-428- LandlineOakland Pacific Bell
510-461- WirelessHayward New Cingular Wireless PCS
510-671- LandlineSan Francisco Bandwidth.com Clec
510-352- LandlineSan Leandro Pacific Bell
510-236- LandlineRichmond Pacific Bell
510-357- LandlineSan Leandro Pacific Bell
510-557- WirelessFremont Sprint Spectrum L.p.
510-912- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-834- LandlineOakland Pacific Bell
510-744- LandlineFremont Pacific Bell
510-509- LandlineFremont Level 3 Communications
510-567- LandlineOakland Pacific Bell
510-705- LandlineBerkeley Pacific Bell
510-791- LandlineFremont Pacific Bell
510-213- WirelessOakland T-mobile Usa
510-315- LandlineHayward Broadwing Communications
510-914- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-503- WirelessOakland American Messaging (am)
510-987- LandlineOakland Pacific Bell
510-222- LandlineEl Sobrante Pacific Bell
510-556- Unknown Level 3 Communications
510-918- WirelessOakland New Cingular Wireless PCS
510-441- LandlineUnion City Pacific Bell
510-720- WirelessOakland Usa Mobility Wireless
510-771- LandlineFremont Mci Worldcom Communications, Ca
510-668- LandlineFremont Pacific Bell
510-904- LandlineSan Francisco Broadwing Communications
510-915- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-306- WirelessSan Francisco Sprint Spectrum L.p.
510-828- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-608- LandlineFremont Pacific Bell
510-468- WirelessFremont Cellco Partnership DBA Verizon Wireless
510-388- WirelessOakland New Cingular Wireless PCS
510-866- WirelessSan Francisco Sprint Spectrum L.p.
510-957- LandlineSan Francisco Allegiance Telecom
510-600- LandlineHayward Cf Communications DBA Telekenex
510-412- LandlineRichmond Pacific Bell
510-254- LandlineSan Francisco Level 3 Communications
510-229- LandlineOakland Pacific Bell
510-512- LandlineHayward T-mobile Usa
510-868- LandlineSan Francisco Broadwing Communications
510-407- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-569- LandlineOakland Pacific Bell
510-875- LandlineOakland Xo California
510-499- WirelessOakland New Cingular Wireless PCS
510-485- LandlineOakland Metro PCS
510-709- LandlineFremont O1 Communications
510-827- LandlineSan Francisco Metro PCS
510-300- LandlineHayward U.s. Telepacific Corp.
510-255- LandlineRichmond Bandwidth.com Clec
510-625- LandlineOakland Pacific Bell
510-982- LandlineSan Francisco Mci Worldcom Communications, Ca
510-263- LandlineAlameda Pacific Bell
510-793- LandlineFremont Pacific Bell
510-757- WirelessSan Francisco Sprint Spectrum L.p.
510-230- WirelessRichmond T-mobile Usa
510-658- LandlineOakland Pacific Bell
510-387- WirelessOakland New Cingular Wireless PCS
510-886- LandlineHayward Pacific Bell
510-483- LandlineSan Leandro Pacific Bell
510-635- LandlineOakland Pacific Bell
510-492- LandlineFremont Pacific Bell
510-337- LandlineAlameda Pacific Bell
510-623- LandlineFremont Pacific Bell
510-472- WirelessOakland Metro PCS
510-969- LandlineOakland Tw Telecom Of California Lp
510-543- WirelessSan Francisco Sprint Spectrum L.p.
510-474- LandlineUnion City Mcimetro Access Transmission Services LLC
510-682- WirelessSan Francisco Sprint Spectrum L.p.
510-665- LandlineBerkeley Pacific Bell
510-785- LandlineHayward Pacific Bell
510-781- LandlineHayward Pacific Bell
510-324- LandlineUnion City Pacific Bell
510-403- LandlineFremont Mpower Networks Services Inc.
510-269- LandlineSan Francisco Mci Worldcom Communications, Ca
510-579- WirelessFremont New Cingular Wireless PCS
510-489- LandlineUnion City Pacific Bell
510-246- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-577- LandlineOakland Pacific Bell
510-894- LandlineFremont Comcast Phone Of California
510-505- LandlineFremont Pacific Bell
510-943- LandlineFremont Tw Telecom Of California Lp
510-976- Unknown North County Communications Corp.
510-775- LandlineSan Francisco Bandwidth.com Clec
510-550- LandlineOakland Global Crossing Local Services-ca
510-363- WirelessHayward Cellco Partnership DBA Verizon Wireless
510-867- WirelessOakland Sprint Spectrum L.p.
510-504- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-533- LandlineOakland Pacific Bell
510-877- LandlineSan Francisco Mci Worldcom Communications, Ca
510-431- LandlineUnion City Global Crossing Local Services-ca
510-547- LandlineOakland Pacific Bell
510-653- LandlineOakland Pacific Bell
510-436- LandlineOakland Pacific Bell
510-590- WirelessOakland New Cingular Wireless PCS
510-651- LandlineFremont Pacific Bell
510-698- LandlineOakland Mpower Communications Corp
510-202- WirelessOakland American Messaging (am)
510-629- LandlineOakland Level 3 Communications
510-647- LandlineBerkeley Pacific Bell
510-848- LandlineBerkeley Pacific Bell
510-242- LandlineRichmond Pacific Bell
510-453- WirelessFremont Sprint Spectrum L.p.
510-299- WirelessFremont Cellco Partnership DBA Verizon Wireless
510-779- LandlineEl Sobrante Broadwing Communications
510-702- WirelessOakland Usa Mobility Wireless
510-546- WirelessBerkeley American Messaging Services
510-661- LandlineFremont Pacific Bell
510-814- LandlineAlameda Pacific Bell
510-482- LandlineOakland Pacific Bell
510-743- LandlineFremont Xo California
510-693- WirelessOakland New Cingular Wireless PCS
510-285- LandlineSan Francisco Mci Worldcom Communications, Ca
510-365- WirelessBerkeley T-mobile Usa
510-374- LandlineRichmond Pacific Bell
510-903- LandlineSan Francisco Broadwing Communications
510-879- LandlineSan Francisco Teleport Communications Group - San Francisco
510-400- LandlineFremont Xo California
510-207- WirelessOakland New Cingular Wireless PCS
510-354- LandlineFremont Pacific Bell
510-813- WirelessOakland New Cingular Wireless PCS
510-584- LandlineHayward Mcimetro Access Transmission Services LLC
510-745- LandlineFremont Pacific Bell
510-305- WirelessHayward New Cingular Wireless PCS
510-321- WirelessOakland Usa Mobility Wireless
510-859- LandlineOakland Mpower Communications Corp
510-549- LandlineBerkeley Pacific Bell
510-349- WirelessRichmond American Messaging (am)
510-652- LandlineOakland Pacific Bell
510-497- LandlineFremont Mcimetro Access Transmission Services LLC
510-586- LandlineHayward Comcast Phone Of California
510-780- LandlineHayward Pacific Bell
510-507- WirelessOakland Cellco Partnership DBA Verizon Wireless
510-379- LandlineOakland Tw Telecom Of California Lp
510-261- LandlineOakland Pacific Bell
510-479- LandlineSan Francisco Teleport Communications Group - San Francisco
510-210- LandlineSan Francisco Bandwidth.com Clec
510-333- WirelessOakland New Cingular Wireless PCS
510-525- LandlineAlbany Pacific Bell
510-508- WirelessOakland New Cingular Wireless PCS
510-455- WirelessCrockett Sprint Spectrum L.p.
510-680- LandlineRichmond Centurylink Communications LLC
510-809- LandlineBerkeley U.s. Telepacific Corp.
510-498- LandlineFremont Pacific Bell
510-238- LandlineOakland Pacific Bell
510-636- LandlineOakland Pacific Bell
510-466- LandlineOakland Pacific Bell
510-225- LandlineSan Francisco Allegiance Telecom
510-751- LandlineHayward Pac - West Telecomm
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