Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 209 [Rate centres in NPA 209] [Dial plan for NPA 209]

NXX: 863

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
209-863 A Riverbank CA RVRBCA11RS0  9740 PACIFIC BELL 738      
209-863 0 Riverbank CA   9740 PACIFIC BELL 738      
209-863 1 Riverbank CA   9740 PACIFIC BELL 738      
209-863 2 Riverbank CA   516C AT&T CORP. 738   2007-09-14   
209-863 3 Riverbank CA   9740 PACIFIC BELL 738      
209-863 4 Riverbank CA   9262 UTILITY TELECOM GROUP, LLC - CA 738   2006-05-24   
209-863 5 Riverbank CA   649C ONVOY, LLC - CA 738   2013-03-23   
209-863 6 Riverbank CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 738   2005-12-05   
209-863 7 Riverbank CA   508J CENTURYLINK COMMUNICATIONS, LLC 738   2014-05-13   
209-863 8 Riverbank CA   9740 PACIFIC BELL 738      
209-863 9 Riverbank CA   9740 PACIFIC BELL 738      

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

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