Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-288 A Beverly Hills CA WLANCA01DS0  9740 PACIFIC BELL 730      
424-288 0 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-05-06   
424-288 1 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-06-06   
424-288 2 Beverly Hills CA WLANCA01DS0  9740 PACIFIC BELL 730   2006-11-26   
424-288 3 Beverly Hills CA WLANCA01DS0  9740 PACIFIC BELL 730   2006-11-26   
424-288 4 Beverly Hills CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-03-13   
424-288 5 Beverly Hills CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-05-04   
424-288 6 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-04-15   
424-288 7 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-05-05   
424-288 8 Beverly Hills CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2007-12-06   
424-288 9 Beverly Hills CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-01-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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