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: SPRSAZMADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-354 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-357 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-358 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-358 0 Phoenix AZ 9636 QWEST CORPORATION 666      
480-358 1 Phoenix AZ 9636 QWEST CORPORATION 666      
480-358 6 Phoenix AZ 9636 QWEST CORPORATION 666      
480-358 9 Phoenix AZ 9636 QWEST CORPORATION 666      
480-373 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-380 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-822 4 Phoenix AZ 9636 QWEST CORPORATION 666   2009-10-09   
480-984 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-986 A Phoenix AZ 9636 QWEST CORPORATION 666      

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

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