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: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-587 A Kelseyville CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-587 0 Kelseyville CA   515J IP HORIZON LLC 722   2016-09-15   
707-587 1 Kelseyville CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2024-05-10   
707-587 2 Kelseyville CA   649C ONVOY, LLC - CA 722   2017-06-16   
707-587 3 Kelseyville CA   649C ONVOY, LLC - CA 722   2019-03-22   
707-587 4 Kelseyville CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-07-31   
707-587 5 Kelseyville CA   508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-587 6 Kelseyville CA   073H TELNYX LLC 722   2017-08-04   
707-587 7 Kelseyville CA   649C ONVOY, LLC - CA 722   2005-05-24   
707-587 9 Kelseyville CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-15   

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

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