Local Calling Guide

Area code/prefix search

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St Helena, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
707-968 0   9740 PACIFIC BELL 722      
707-968 1   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-02-21   
707-968 2   9740 PACIFIC BELL 722      
707-968 3   9740 PACIFIC BELL 722      
707-968 4   073H TELNYX LLC 722   2017-07-21   
707-968 5   318J COMCAST IP PHONE, LLC 722   2006-05-01   
707-968 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-29   
707-968 7   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
707-968 8   9740 PACIFIC BELL 722      
707-968 9   9740 PACIFIC BELL 722      

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

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