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: MTGMALGYDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
334-859 A Montgomery AL 476H AIRUS, INC. - AL 478      
334-859 1 Montgomery AL 476H AIRUS, INC. - AL 478   2023-03-12   
334-961 7 Montgomery AL 476H AIRUS, INC. - AL 478   2025-05-08   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.