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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-836 5 Bakersfield: South DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-08-16   
661-836 6 Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-836 7 Bakersfield: South DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-02-11   
661-836 8 Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-836 9 Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-837 A Bakersfield: South DA CA BKFDCA14DS0  9740 PACIFIC BELL 734      
661-839 A Palmdale: Palmdale DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-839 0 Palmdale: Palmdale DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-839 1 Palmdale: Palmdale DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-839 2 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-09-09   
661-839 3 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-09-09   
661-839 4 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-12   
661-839 5 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-12   
661-839 6 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-09-09   
661-839 7 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-09-09   
661-839 8 Palmdale: Palmdale DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-10-08   
661-839 9 Palmdale: Palmdale DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-09-25   
661-840 A Bakersfield: Main DA CA BKFDCA11X7X  624H ONVOY SPECTRUM, LLC 734      
661-840 0 Bakersfield: Main DA CA BKFDCA11X7X  624H ONVOY SPECTRUM, LLC 734   2021-06-15   
661-840 1 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-04-17   
661-840 2 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-04-17   
661-840 3 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-04-17   
661-840 4 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-04-17   
661-840 5 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-840 6 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-840 7 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-04-17   
661-840 8 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-840 9 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-842 A Bakersfield: Main DA CA BKFDCA1176T  9740 PACIFIC BELL 734      
661-843 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-843 0 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-06-01   
661-843 1 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-843 2 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-843 3 Bakersfield: Main DA CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-843 4 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-12-21   
661-843 5 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-843 6 Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-843 7 Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2011-07-28   
661-843 8 Bakersfield: Main DA CA BKFDCA12X1X  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734   2012-05-26   
661-843 9 Bakersfield: Main DA CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-844 A Palmdale: Palmdale DA CA LSANCAJWIMD  965H FRACTEL, LLC 730      
661-844 0 Palmdale: Palmdale DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2020-08-05   
661-844 1 Palmdale: Palmdale DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2020-08-05   
661-844 2 Palmdale: Palmdale DA CA LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-08-01   
661-844 3 Palmdale: Palmdale DA CA LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-08-01   
661-844 4 Palmdale: Palmdale DA CA LSANCAJWIMD  965H FRACTEL, LLC 730   2020-07-31   
661-844 5 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2020-08-01   
661-844 6 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2020-08-01   
661-844 7 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-05-12   
661-844 8 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-05-12   
661-844 9 Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-05-27   
661-845 A Bakersfield: South DA CA LAMTCA11RS0  9740 PACIFIC BELL 734      
661-846 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 0 Bakersfield: Main DA CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2021-12-21   
661-846 1 Bakersfield: Main DA CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-846 2 Bakersfield: Main DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2009-07-13   
661-846 3 Bakersfield: Main DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-846 4 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 5 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 6 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 7 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 8 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-846 9 Bakersfield: Main DA CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-847 A Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 0 Bakersfield: South DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2024-04-07   
661-847 1 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 2 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 3 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2011-06-13   
661-847 4 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 5 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 6 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 7 Bakersfield: South DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-847 8 Bakersfield: South DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2011-09-19   
661-847 9 Bakersfield: South DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2011-07-28   
661-849 A Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 0 Earlimart CA   145J TERRA NOVA TELECOM INC. 734   2021-10-02   
661-849 1 Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 2 Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 3 Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 4 Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 5 Earlimart CA   145J TERRA NOVA TELECOM INC. 734   2022-11-03   
661-849 7 Earlimart CA   145J TERRA NOVA TELECOM INC. 734   2020-11-14   
661-849 8 Earlimart CA ERLMCA11RS0  9740 PACIFIC BELL 734      
661-849 9 Earlimart CA BKFDCAKTOMD  073H TELNYX LLC 734   2018-07-09   
661-851 A Earlimart CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-851 0 Earlimart CA   145J TERRA NOVA TELECOM INC. 734   2026-02-05   
661-851 1 Earlimart CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-851 3 Earlimart CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2024-11-30   
661-851 5 Earlimart CA   776C CHARTER FIBERLINK CA-CCO, LLC - CA 734   2025-12-10   
661-851 6 Earlimart CA BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-851 7 Earlimart CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-05-09   
661-851 8 Earlimart CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-05-09   
661-851 9 Earlimart CA   145J TERRA NOVA TELECOM INC. 734   2023-06-24   
661-852 A Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-852 0 Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-852 1 Bakersfield: Main DA CA BKFDCA01X2X  5562 METROPCS, INC. 734   2006-03-31   
661-852 2 Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-852 3 Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-852 4 Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      
661-852 5 Bakersfield: Main DA CA BKFDCA12DS0  9740 PACIFIC BELL 734      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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