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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-510 A Los Angeles: DA 05 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-510 0 Los Angeles: DA 05 CA   6529 T-MOBILE USA, INC. 730   2008-01-28   
323-510 1 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-27   
323-510 2 Los Angeles: DA 05 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-510 3 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-03   
323-510 4 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-03   
323-510 5 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   
323-510 6 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   
323-510 7 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   
323-510 8 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   
323-510 9 Los Angeles: DA 05 CA   6529 T-MOBILE USA, INC. 730   2016-09-28   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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