Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 760 [Rate centres in NPA 760] [Dial plan for NPA 760]

NXX: 388

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
760-388 A El Mirage CA ELMGCAXFRS1  4420 FRONTIER CALIFORNIA INC. 730      
760-388 0 El Mirage CA   649C ONVOY, LLC - CA 730   2017-09-10   
760-388 1 El Mirage CA   073H TELNYX LLC 730   2018-05-11   
760-388 2 El Mirage CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-03-28   
760-388 3 El Mirage CA   508J CENTURYLINK COMMUNICATIONS, LLC 730   2014-07-04   
760-388 4 El Mirage CA   4420 FRONTIER CALIFORNIA INC. 730      
760-388 5 El Mirage CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-30   
760-388 6 El Mirage CA   649C ONVOY, LLC - CA 730   2019-03-24   
760-388 7 El Mirage CA   649C ONVOY, LLC - CA 730   2008-08-25   
760-388 8 El Mirage CA   4420 FRONTIER CALIFORNIA INC. 730      
760-388 9 El Mirage CA   649C ONVOY, LLC - CA 730   2019-03-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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