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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-341 A El Segundo CA LSAGCAJNDS0  7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730      
310-341 0 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-01-28   
310-341 1 El Segundo CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730      
310-341 2 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-13   
310-341 3 El Segundo CA   8827 BROADWING COMMUNICATIONS, LLC - CA 730   2005-02-03   
310-341 4 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-01-13   
310-341 5 El Segundo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-02-17   
310-341 6 El Segundo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-02-17   
310-341 7 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-02-13   
310-341 8 El Segundo CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-08-23   
310-341 9 El Segundo CA   6529 T-MOBILE USA, INC. 730   2006-12-04   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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