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: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-997 A Lomita CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-02-25   
310-997 0 Lomita CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-12-10   
310-997 1 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-11-10   
310-997 2 Lomita CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-06   
310-997 3 Lomita CA LNBHCATVDS0  7262 XO CALIFORNIA, INC. 730   2005-11-11   
310-997 4 Lomita CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-11-26   
310-997 5 Lomita CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-06-19   
310-997 6 Lomita CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-02-09   
310-997 7 Lomita CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-07-11   
310-997 8 Lomita CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-02-09   
310-997 9 Lomita CA ALVJCABBDS0  7661 COX CALIFORNIA TELCOM, LLC - CA 730   2006-03-13   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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