Local Calling Guide

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

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-277 A Kelseyville CA LWLKCA11DS0  9740 PACIFIC BELL 722      
707-277 0 Kelseyville CA   9740 PACIFIC BELL 722      
707-277 1 Kelseyville CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
707-277 2 Kelseyville CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-29   
707-277 3 Kelseyville CA   649C ONVOY, LLC - CA 722   2005-01-27   
707-277 4 Kelseyville CA   649C ONVOY, LLC - CA 722   2005-01-27   
707-277 5 Kelseyville CA   649C ONVOY, LLC - CA 722   2005-01-27   
707-277 6 Kelseyville CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2018-10-20   
707-277 7 Kelseyville CA   9740 PACIFIC BELL 722      
707-277 8 Kelseyville CA   649C ONVOY, LLC - CA 722   2018-12-24   
707-277 9 Kelseyville CA   9740 PACIFIC BELL 722      

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

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