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: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-281 A Orange CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-281 0 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-18   
657-281 1 Orange CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-18   
657-281 2 Orange CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-06-10   
657-281 3 Orange CA ONTRCAXPXAY  252F WIDE VOICE, LLC - CA 730   2016-08-27   
657-281 4 Orange CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2015-10-04   
657-281 5 Orange CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-04   
657-281 6 Orange CA   321J HD CARRIER LLC 730   2016-08-27   
657-281 7 Orange CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-03-23   
657-281 8 Orange CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-10-03   
657-281 9 Orange CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-10-03   

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

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