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.

Switch: SKTNCASLDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-896 3 Riverbank CA 7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 738   2011-04-01   
209-916 7 Jamestown CA 7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 738   2015-05-01   
209-923 6 Manteca CA 7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 738   2007-05-01   
559-715 5 Chowchilla CA 7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 738   2016-02-23   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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