Local Calling Guide

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NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-389 A Mentone CA MENTCAXF79X  2319 FRONTIER CALIFORNIA INC. 730      
909-389 0 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 1 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 2 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 3 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 4 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 5 Mentone CA   649C ONVOY, LLC - CA 730   2008-06-05   
909-389 6 Mentone CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-11-26   
909-389 7 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      
909-389 8 Mentone CA   6529 T-MOBILE USA, INC. 730   2002-12-07   
909-389 9 Mentone CA   2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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