Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 819

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-819 A Napa CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
707-819 0 Napa CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-01-07   
707-819 1 Napa CA   515J IP HORIZON LLC 722   2016-09-15   
707-819 2 Napa CA   318J COMCAST IP PHONE, LLC 722   2016-09-30   
707-819 3 Napa CA   649C ONVOY, LLC - CA 722   2016-03-21   
707-819 4 Napa CA   649C ONVOY, LLC - CA 722   2016-03-21   
707-819 5 Napa CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2016-07-18   
707-819 6 Napa CA   6529 T-MOBILE USA, INC. 722   2016-12-09   
707-819 7 Napa CA   6529 T-MOBILE USA, INC. 722   2016-06-16   
707-819 9 Napa CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-09-19   

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

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