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: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-218 A Ben Lomond CA SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
831-218 0 Ben Lomond CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
831-218 1 Ben Lomond CA   7262 XO CALIFORNIA, INC. 722   2006-09-11   
831-218 2 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-05-13   
831-218 3 Ben Lomond CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-05-19   
831-218 4 Ben Lomond CA   7262 XO CALIFORNIA, INC. 722   2009-10-19   
831-218 5 Ben Lomond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-08-28   
831-218 6 Ben Lomond CA   649C ONVOY, LLC - CA 722   2012-12-31   
831-218 7 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-05-13   
831-218 8 Ben Lomond CA   649C ONVOY, LLC - CA 722   2012-12-31   
831-218 9 Ben Lomond CA   649C ONVOY, LLC - CA 722   2016-04-23   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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