Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 209 [Rate centres in NPA 209] [Dial plan for NPA 209]

NXX: 315

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
209-315 A Riverbank CA SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738      
209-315 0 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      
209-315 1 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      
209-315 2 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      
209-315 3 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      
209-315 4 Riverbank CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2023-04-08   
209-315 5 Riverbank CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2009-01-13   
209-315 6 Riverbank CA SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2010-05-13   
209-315 7 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738   2012-12-31   
209-315 8 Riverbank CA SKTNCA01X6Y  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 738   2005-08-01   
209-315 9 Riverbank CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.