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Area Codes > 623 > Central Office Codes

Exchange Rate Center State Operating Company
623-533 PHOENIX AZ SPRINT SPECTRUM L.P.
623-535 PHOENIX AZ QWEST CORPORATION
623-536 PHOENIX AZ QWEST CORPORATION
623-537 PHOENIX AZ QWEST CORPORATION
623-544 PHOENIX AZ QWEST CORPORATION
623-546 PHOENIX AZ QWEST CORPORATION
623-547 PHOENIX AZ QWEST CORPORATION
623-551 PHOENIX AZ QWEST CORPORATION
623-555 PHOENIX AZ QWEST CORPORATION
623-556 PHOENIX AZ QWEST CORPORATION
623-561 PHOENIX AZ QWEST CORPORATION
623-565 PHOENIX AZ ELECTRIC LIGHTWAVE, LLC DBA INTEGRA TELECOM - AZ
623-566 PHOENIX AZ QWEST CORPORATION
623-570 PHOENIX AZ T-MOBILE USA, INC.
623-572 PHOENIX AZ QWEST CORPORATION
623-580 PHOENIX AZ QWEST CORPORATION
623-581 PHOENIX AZ QWEST CORPORATION
623-582 PHOENIX AZ QWEST CORPORATION
623-583 PHOENIX AZ QWEST CORPORATION
623-584 PHOENIX AZ QWEST CORPORATION
623-587 PHOENIX AZ QWEST CORPORATION
623-594 PHOENIX AZ COX ARIZONA TELCOM, INC. - AZ
623-606 PHOENIX AZ BLUE LICENSES HOLDING, LLC
623-611 AZ
623-623 AZ
623-628 PHOENIX AZ T-MOBILE USA, INC.
623-640 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-643 PHOENIX AZ QWEST CORPORATION
623-670 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-680 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-687 PHOENIX AZ MCIMETRO, ATS, INC.
623-688 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-691 PHOENIX AZ QWEST CORPORATION
623-692 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-693 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-694 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-695 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-696 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-698 PHOENIX AZ ALLTEL COMMUNICATIONS OF THE SOUTHWEST, LP - AZ
623-700 AZ
623-703 PHOENIX AZ T-MOBILE USA, INC.
623-707 PHOENIX AZ TELEPORT COMMUNICATIONS GROUP - PHOENIX
623-711 AZ
623-715 PHOENIX AZ TELEPORT COMMUNICATIONS GROUP - PHOENIX
623-734 PHOENIX AZ MCIMETRO, ATS, INC.
623-742 PHOENIX AZ QWEST CORPORATION
623-748 PHOENIX AZ LEVEL 3 COMMUNICATIONS, LLC - AZ
623-760 PHOENIX AZ TELEPORT COMMUNICATIONS GROUP - PHOENIX
623-764 PHOENIX AZ NEXTEL COMMUNICATIONS, INC.
623-772 PHOENIX AZ QWEST CORPORATION
623-773 PHOENIX AZ QWEST CORPORATION
623-776 PHOENIX AZ QWEST CORPORATION
623-780 PHOENIX AZ QWEST CORPORATION
623-792 PHOENIX AZ TIME WARNER TELECOM OF ARIZONA, LLC-AZ
623-810 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-811 AZ
623-815 PHOENIX AZ QWEST CORPORATION
623-824 PHOENIX AZ TELEPORT COMMUNICATIONS GROUP - PHOENIX
623-825 PHOENIX AZ QWEST CORPORATION
623-826 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-827 AZ
623-842 PHOENIX AZ QWEST CORPORATION
623-845 PHOENIX AZ QWEST CORPORATION
623-846 PHOENIX AZ QWEST CORPORATION
623-847 PHOENIX AZ QWEST CORPORATION
623-848 PHOENIX AZ QWEST CORPORATION
623-849 PHOENIX AZ QWEST CORPORATION
623-850 PHOENIX AZ MOUNTAIN TELECOMMUNICATIONS, INC. - CLEC
623-853 PHOENIX AZ QWEST CORPORATION
623-856 PHOENIX AZ QWEST CORPORATION
623-866 PHOENIX AZ QWEST CORPORATION
623-869 PHOENIX AZ QWEST CORPORATION
623-871 PHOENIX AZ ARCH WIRELESS HOLDINGS, INC.
623-872 PHOENIX AZ QWEST CORPORATION
623-873 PHOENIX AZ QWEST CORPORATION
623-875 PHOENIX AZ QWEST CORPORATION
623-876 PHOENIX AZ QWEST CORPORATION
623-877 PHOENIX AZ QWEST CORPORATION
623-878 PHOENIX AZ QWEST CORPORATION
623-879 PHOENIX AZ QWEST CORPORATION
623-880 PHOENIX AZ NETWORK SERVICES LLC
623-882 PHOENIX AZ QWEST CORPORATION
623-889 PHOENIX AZ ELECTRIC LIGHTWAVE, LLC DBA INTEGRA TELECOM - AZ
623-907 PHOENIX AZ QWEST CORPORATION
623-910 PHOENIX AZ CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ
623-911 AZ
623-915 PHOENIX AZ QWEST CORPORATION
623-925 PHOENIX AZ QWEST CORPORATION
623-930 PHOENIX AZ QWEST CORPORATION
623-931 PHOENIX AZ QWEST CORPORATION
623-932 PHOENIX AZ QWEST CORPORATION
623-933 PHOENIX AZ QWEST CORPORATION
623-934 PHOENIX AZ QWEST CORPORATION
623-935 PHOENIX AZ QWEST CORPORATION
623-936 PHOENIX AZ QWEST CORPORATION
623-937 PHOENIX AZ QWEST CORPORATION
623-939 PHOENIX AZ QWEST CORPORATION
623-950 AZ
623-958 AZ
623-959 AZ