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
310-356 A El Segundo CA ANHNCA03DS1  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730      
310-356 0 El Segundo CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2007-03-04   
310-356 1 El Segundo CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730      
310-356 2 El Segundo CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2000-04-04   
310-356 3 El Segundo CA   649C ONVOY, LLC - CA 730   2001-07-02   
310-356 4 El Segundo CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2003-06-04   
310-356 5 El Segundo CA   7262 XO CALIFORNIA, INC. 730   2005-02-20   
310-356 6 El Segundo CA   8827 BROADWING COMMUNICATIONS, LLC - CA 730   2003-04-28   
310-356 7 El Segundo CA   8827 BROADWING COMMUNICATIONS, LLC - CA 730   2003-04-28   
310-356 8 El Segundo CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730   2000-05-29   
310-356 9 El Segundo CA   649C ONVOY, LLC - CA 730   2005-02-18   

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

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