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.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
505-297 2 Gallup NM ALBQNMMAXUX  664   2015-10-09   
505-333 6 Aztec NM ALBQNMMAXUX  664   2007-11-26   
505-516 1 Farmington NM ALBQNMMAXUX  664   2006-06-05   
505-702 A Albuquerque NM ALBQNMMAXUX  664      
505-702 0 Albuquerque NM ALBQNMMAXUX  664   2006-07-08   

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

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