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: MMTHAZMARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-487 A San Manuel AZ 9636 QWEST CORPORATION 668      
520-487 0 San Manuel AZ 9636 QWEST CORPORATION 668      
520-487 2 San Manuel AZ 9636 QWEST CORPORATION 668      
520-487 9 San Manuel AZ 9636 QWEST CORPORATION 668      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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