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: 639

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-639 A Inverness CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-639 0 Inverness CA   073H TELNYX LLC 722   2021-02-28   
415-639 1 Inverness CA   515J IP HORIZON LLC 722      
415-639 2 Inverness CA   515J IP HORIZON LLC 722      
415-639 3 Inverness CA   649C ONVOY, LLC - CA 722   2020-12-05   
415-639 4 Inverness CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-09-17   
415-639 5 Inverness CA   649C ONVOY, LLC - CA 722   2020-12-05   
415-639 6 Inverness CA   624H ONVOY SPECTRUM, LLC 722   2021-05-23   
415-639 7 Inverness CA   649C ONVOY, LLC - CA 722   2010-12-17   
415-639 8 Inverness CA   624H ONVOY SPECTRUM, LLC 722   2021-05-23   
415-639 9 Inverness CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-10-06   

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

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