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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-312 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-421 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-423 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-424 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-425 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-429 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-441 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-445 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-463 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-481 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-663 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-675 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-840 A Phoenix AZ 9636 QWEST CORPORATION 666      
480-874 A 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      

Last updated: Sun, 31 May 2020 11:59:01 UTC

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