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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-427 A San Pedro CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-02-25   
310-427 0 San Pedro CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-427 1 San Pedro CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-427 2 San Pedro CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-05-08   
310-427 3 San Pedro CA LSAJCAWZDS1  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2000-04-05   
310-427 4 San Pedro CA RVSDCAYAGT1  6664 SPRINT SPECTRUM, L.P. 730   2003-10-22   
310-427 5 San Pedro CA RVSDCAYAGT1  6664 SPRINT SPECTRUM, L.P. 730   2003-10-29   
310-427 6 San Pedro CA SNANCALWDS0  7262 XO CALIFORNIA, INC. 730   2002-01-25   
310-427 7 San Pedro CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2001-05-30   
310-427 8 San Pedro CA IRVECAJTDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2000-04-10   
310-427 9 San Pedro CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-05-08   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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