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.

OCN: 0280 ARDMORE TEL. CO., INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
256-379 A New Market AL ELMTALXADS1  477      
256-420 A Ardmore (Madison) AL ARMRALXADS0  470      
256-423 A Ardmore (Limestone) AL ARMRALXADS0  470      
256-732 A Elkmont AL ELMTALXADS1  477      
931-427 A Ardmore TN ARMRALXADS0  470      
931-565 A Minor Hill TN ARMRALXADS0  470      
931-732 A McBurg TN ARMRALXADS0  470      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.