Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

NXX: 710

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-710 A Garden Grove CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-01-26   
657-710 0 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-03-04   
657-710 1 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-03-23   
657-710 2 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-03-23   
657-710 3 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-23   
657-710 4 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-05-23   
657-710 5 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-06-23   
657-710 6 Garden Grove CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-16   
657-710 7 Garden Grove CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-01-26   
657-710 8 Garden Grove CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-01-26   
657-710 9 Garden Grove CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-01-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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