Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-306 A Los Angeles: DA 08 CA SNANCALWDS0  7262 XO CALIFORNIA, INC. 730      
323-306 0 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-10-25   
323-306 1 Los Angeles: DA 08 CA SNANCALWDS0  7262 XO CALIFORNIA, INC. 730      
323-306 2 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-15   
323-306 3 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-15   
323-306 4 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-01-10   
323-306 5 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-01-28   
323-306 6 Los Angeles: DA 08 CA LSANCAJWDS5  258E YMAX COMMUNICATIONS CORP. - CA 730   2009-02-10   
323-306 7 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-01-28   
323-306 8 Los Angeles: DA 08 CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-04-19   
323-306 9 Los Angeles: DA 08 CA SNANCALWDS0  7262 XO CALIFORNIA, INC. 730   2005-09-12   

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

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