Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 709

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-709 A Ben Lomond CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
831-709 0 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-02-24   
831-709 1 Ben Lomond CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
831-709 2 Ben Lomond CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-02-15   
831-709 4 Ben Lomond CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-01-13   
831-709 5 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-02-25   
831-709 6 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-02-25   
831-709 7 Ben Lomond CA   649C ONVOY, LLC - CA 722   2009-12-18   
831-709 8 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-02-24   
831-709 9 Ben Lomond CA   649C ONVOY, LLC - CA 722   2015-07-30   

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

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