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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-200 A Los Angeles: DA 12 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-200 0 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-03-28   
323-200 1 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-03-28   
323-200 2 Los Angeles: DA 12 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-200 3 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-03-28   
323-200 4 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-09-03   
323-200 5 Los Angeles: DA 12 CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-05-22   
323-200 6 Los Angeles: DA 12 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-11-09   
323-200 7 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-11-09   
323-200 8 Los Angeles: DA 12 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-11-09   
323-200 9 Los Angeles: DA 12 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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