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: TEMPAZMCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-345 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-413 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-456 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-458 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-491 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-730 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-752 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-755 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-756 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-768 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-775 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-777 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-820 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-831 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-838 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-839 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-873 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-897 A Phoenix AZ 9636 QWEST CORPORATION 666      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.