Local Calling Guide

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

NXX: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-663 A Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-663 0 Buena Park CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2023-11-21   
657-663 1 Buena Park CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2023-11-21   
657-663 2 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-20   
657-663 3 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-20   
657-663 4 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-20   
657-663 5 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-21   
657-663 6 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-21   
657-663 7 Buena Park CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-11-21   
657-663 8 Buena Park CA   6529 T-MOBILE USA, INC. 730   2024-01-22   
657-663 9 Buena Park CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-01-01   

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

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