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: SCDLAZMADS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-882 6 Phoenix AZ 9636 QWEST CORPORATION 666      
480-882 7 Phoenix AZ 9636 QWEST CORPORATION 666      
480-941 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-945 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-946 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-947 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-949 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-970 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-990 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-994 A Phoenix AZ 9636 QWEST CORPORATION 666      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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