Local Calling Guide

Area code/prefix search

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

NXX: 357

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-357 A Santa Ana CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-357 0 Santa Ana CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2019-03-18   
657-357 1 Santa Ana CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-09-07   
657-357 2 Santa Ana CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-02-15   
657-357 3 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2019-03-05   
657-357 4 Santa Ana CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-10-29   
657-357 5 Santa Ana CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-10-29   
657-357 6 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2018-10-29   
657-357 7 Santa Ana CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2018-10-29   
657-357 8 Santa Ana CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-09-07   
657-357 9 Santa Ana CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-09-07   

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

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