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: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-400 A Benicia CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
707-400 0 Benicia CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-19   
707-400 1 Benicia CA   515J IP HORIZON LLC 722      
707-400 2 Benicia CA   515J IP HORIZON LLC 722      
707-400 3 Benicia CA   6529 T-MOBILE USA, INC. 722   2011-08-07   
707-400 4 Benicia CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-10-05   
707-400 5 Benicia CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-10-10   
707-400 6 Benicia CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-02-08   
707-400 7 Benicia CA   6529 T-MOBILE USA, INC. 722   2012-03-12   
707-400 8 Benicia CA   6529 T-MOBILE USA, INC. 722   2010-12-20   
707-400 9 Benicia CA   6529 T-MOBILE USA, INC. 722   2010-06-30   

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

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