Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 877

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-877 A Mill Valley CA OKLECAZV1MD  5562 METROPCS, INC. 722      
415-877 0 Mill Valley CA OKLECAZV1MD  5562 METROPCS, INC. 722      
415-877 1 Mill Valley CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-11   
415-877 2 Mill Valley CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-03-28   
415-877 3 Mill Valley CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-31   
415-877 4 Mill Valley CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2003-08-26   
415-877 5 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-09-26   
415-877 6 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-03-22   
415-877 7 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-04-30   
415-877 8 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-05-05   
415-877 9 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-11-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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