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: CLVSNMWERS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-784 A Cannon AFB NM 9636 QWEST CORPORATION 664      
575-791 A Clovis NM 9636 QWEST CORPORATION 664      
575-791 4 Clovis NM 9636 QWEST CORPORATION 664      
575-791 6 Clovis NM 9636 QWEST CORPORATION 664      
575-904 2 Cannon AFB NM 9636 QWEST CORPORATION 664   2010-06-11   
575-904 3 Cannon AFB NM 9636 QWEST CORPORATION 664   2010-06-11   
575-904 4 Cannon AFB NM 9636 QWEST CORPORATION 664   2010-06-11   
575-904 5 Cannon AFB NM 9636 QWEST CORPORATION 664   2010-06-11   
575-904 6 Cannon AFB NM 9636 QWEST CORPORATION 664   2010-06-11   

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

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