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: 750

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-750 A Benicia CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-750 0 Benicia CA   6529 T-MOBILE USA, INC. 722   2021-06-03   
707-750 1 Benicia CA   145J TERRA NOVA TELECOM INC. 722   2021-04-28   
707-750 2 Benicia CA   649C ONVOY, LLC - CA 722   2012-08-25   
707-750 3 Benicia CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-750 4 Benicia CA   6529 T-MOBILE USA, INC. 722   2021-06-03   
707-750 5 Benicia CA   318J COMCAST IP PHONE, LLC 722   2008-04-24   
707-750 6 Benicia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-05   
707-750 7 Benicia CA   649C ONVOY, LLC - CA 722   2012-08-25   
707-750 8 Benicia CA   073H TELNYX LLC 722   2017-06-12   
707-750 9 Benicia CA   6529 T-MOBILE USA, INC. 722   2021-06-03   

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

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