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: ALBQNMMAMMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
505-819 A Santa Fe NM 7421 AT&T LOCAL 664      
575-616 A Artesia NM 7421 AT&T LOCAL 664      

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.