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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-330 3 Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
657-330 4 Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
657-330 5 Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
657-330 6 Fullerton CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
657-330 7 Fullerton CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
657-330 8 Fullerton CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-01-06   
657-330 9 Fullerton CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-02-05   
657-331 A Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-331 0 Anaheim CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-08-08   
657-331 1 Anaheim CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-08-08   
657-331 2 Anaheim CA   6529 T-MOBILE USA, INC. 730   2025-12-13   
657-331 3 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-05-12   
657-331 4 Anaheim CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-09-05   
657-331 5 Anaheim CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-09-05   
657-331 6 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-09-21   
657-331 7 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-09-21   
657-331 8 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-09-21   
657-331 9 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2017-09-21   
657-332 A Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
657-332 0 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-07-18   
657-332 1 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-06-16   
657-332 2 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-07-18   
657-332 3 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 4 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 5 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 6 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 7 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 8 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-332 9 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-02   
657-333 A Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-333 0 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-26   
657-333 1 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-14   
657-333 2 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-26   
657-333 3 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-14   
657-333 4 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-05-31   
657-333 5 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-26   
657-333 6 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-26   
657-333 7 Orange CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-08-30   
657-333 8 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-26   
657-333 9 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-08-17   
657-334 A Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-334 0 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-09-26   
657-334 1 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-10-16   
657-334 2 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-10-31   
657-334 3 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-11-14   
657-334 4 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-11-30   
657-334 5 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-09-22   
657-334 6 Westminster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-08-18   
657-334 7 Westminster CA LNBHCAXPXWX  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-08-12   
657-334 8 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-08-11   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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