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Area Codes > 650 > Central Office Codes

Exchange Rate Center State Operating Company
650-683 WOODSIDE CA NEXTEL COMMUNICATIONS, INC.
650-684 MILLBRAE CA PAC - WEST TELECOMM, INC.
650-685 SAN MATEO CA PACIFIC BELL
650-686 MILLBRAE CA MCIMETRO, ATS, INC.
650-687 PALO ALTO CA MCI WORLDCOM COMMUNICATIONS, INC., CA
650-688 PALO ALTO CA PACIFIC BELL
650-689 MILLBRAE CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-690 PALO ALTO CA AT&T LOCAL
650-691 MT VIEW CA PACIFIC BELL
650-692 MILLBRAE CA PACIFIC BELL
650-693 MT VIEW CA BROADWING COMMUNICATINS. LLC - CA
650-694 MT VIEW CA PACIFIC BELL
650-696 SAN MATEO CA PACIFIC BELL
650-697 MILLBRAE CA PACIFIC BELL
650-700 CA
650-701 REDWOOD CY CA PACIFIC BELL
650-703 SAN MATEO CA BLUE LICENSES HOLDING, LLC
650-704 PALO ALTO CA BLUE LICENSES HOLDING, LLC
650-711 CA
650-712 HALFMOONBY CA PACIFIC BELL
650-713 HALFMOONBY CA ALLEGIANCE TELECOM, INC. - CA
650-714 PALO ALTO CA BLUE LICENSES HOLDING, LLC
650-716 REDWOOD CY CA XO CALIFORNIA, INC.
650-718 MOSS BEACH CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-719 MOSS BEACH CA ALLEGIANCE TELECOM, INC. - CA
650-720 HALFMOONBY CA MCIMETRO, ATS, INC.
650-721 PALO ALTO CA PACIFIC BELL
650-722 REDWOOD CY CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
650-723 PALO ALTO CA PACIFIC BELL
650-724 PALO ALTO CA PACIFIC BELL
650-725 PALO ALTO CA PACIFIC BELL
650-726 HALFMOONBY CA PACIFIC BELL
650-728 MOSS BEACH CA PACIFIC BELL
650-729 HALFMOONBY CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-730 SNCRL-BLMT CA ASTOUND BROADBAND, LLC - CA
650-731 SNFC JUNPR CA ASTOUND BROADBAND, LLC - CA
650-732 MILLBRAE CA ASTOUND BROADBAND, LLC - CA
650-733 PACIFICA CA ALLEGIANCE TELECOM, INC. - CA
650-735 PACIFICA CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-736 PALO ALTO CA PACIFIC BELL
650-737 SSNFRNCSCO CA PACIFIC BELL
650-738 PACIFICA CA PACIFIC BELL
650-739 PALO ALTO CA PACIFIC BELL
650-740 SAN MATEO CA BLUE LICENSES HOLDING, LLC
650-741 SSNFRNCSCO CA PACIFIC BELL
650-742 SSNFRNCSCO CA PACIFIC BELL
650-743 REDWOOD CY CA BLUE LICENSES HOLDING, LLC
650-745 SSNFRNCSCO CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-746 SNFC JUNPR CA PACIFIC BELL
650-747 LA HONDA CA PACIFIC BELL
650-748 LA HONDA CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-749 LA HONDA CA ALLEGIANCE TELECOM, INC. - CA
650-752 PALO ALTO CA PACIFIC BELL
650-754 SSNFRNCSCO CA PACIFIC BELL
650-755 SNFC JUNPR CA PACIFIC BELL
650-756 SNFC JUNPR CA PACIFIC BELL
650-757 SNFC JUNPR CA PACIFIC BELL
650-758 SNFC JUNPR CA PACIFIC BELL
650-759 SAN MATEO CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
650-760 REDWOOD CY CA ARCH WIRELESS HOLDINGS, INC.
650-761 SNFC JUNPR CA PACIFIC BELL
650-762 SAN MATEO CA PACIFIC BELL
650-763 SSNFRNCSCO CA MCIMETRO, ATS, INC.
650-764 CA
650-766 SAN MATEO CA BLUE LICENSES HOLDING, LLC
650-767 CA PACIFIC BELL
650-769 SNCRL-BLMT CA BROOKS FIBER COMMUNICATIONS - CALIFORNIA
650-771 REDWOOD CY CA METRO PCS, INC.
650-773 SAN MATEO CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
650-776 PALO ALTO CA SPRINT SPECTRUM L.P.
650-777 MILLBRAE CA PACIFIC BELL
650-779 REDWOOD CY CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-780 REDWOOD CY CA PACIFIC BELL
650-784 SSNFRNCSCO CA SPRINT SPECTRUM L.P.
650-786 REDWOOD CY CA PACIFIC BELL
650-787 SAN MATEO CA BLUE LICENSES HOLDING, LLC
650-793 MT VIEW CA CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
650-794 SSNFRNCSCO CA PACIFIC BELL
650-795 LA HONDA CA MCIMETRO, ATS, INC.
650-796 PALO ALTO CA BLUE LICENSES HOLDING, LLC
650-798 PALO ALTO CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-799 PALO ALTO CA BLUE LICENSES HOLDING, LLC
650-801 SNCRL-BLMT CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-802 SNCRL-BLMT CA PACIFIC BELL
650-804 PALO ALTO CA BLUE LICENSES HOLDING, LLC
650-808 SSNFRNCSCO CA PACIFIC BELL
650-810 MT VIEW CA U.S. TELEPACIFIC CORP. - CA
650-811 CA
650-812 PALO ALTO CA PACIFIC BELL
650-813 PALO ALTO CA PACIFIC BELL
650-814 PALO ALTO CA SPRINT SPECTRUM L.P.
650-815 PALO ALTO CA BROOKS FIBER COMMUNICATIONS - CALIFORNIA
650-817 REDWOOD CY CA PACIFIC BELL
650-821 SSNFRNCSCO CA TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO
650-823 LOS ALTOS CA BLUE LICENSES HOLDING, LLC
650-825 SSNFRNCSCO CA MCIMETRO, ATS, INC.
650-826 SSNFRNCSCO CA NEXTEL COMMUNICATIONS, INC.
650-827 SSNFRNCSCO CA PACIFIC BELL
650-829 SSNFRNCSCO CA PACIFIC BELL
650-830 SNCRL-BLMT CA LEVEL 3 COMMUNICATIONS, LLC - CA