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.
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Switch: PHNXAZMAXJY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-930 A Phoenix AZ 156J RCLEC, INC. 666      
480-930 4 Phoenix AZ 156J RCLEC, INC. 666   2016-05-02   
480-935 7 Phoenix AZ 156J RCLEC, INC. 666   2017-03-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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