Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 597

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-597 A West Los Angeles CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-597 0 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-07-20   
310-597 1 West Los Angeles CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-26   
310-597 2 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-07-14   
310-597 3 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 4 West Los Angeles CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-597 5 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 7 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 8 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 9 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-05-06   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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