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: 747

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-747 A Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
323-747 0 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-07-06   
323-747 1 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-21   
323-747 2 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-05-11   
323-747 3 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-05-11   
323-747 4 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-05-11   
323-747 5 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-02-02   
323-747 6 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-05-11   
323-747 7 Los Angeles: DA 03 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2018-12-24   
323-747 8 Los Angeles: DA 03 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-30   
323-747 9 Los Angeles: DA 03 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-12-08   

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

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