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: LTRKARDR0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-469 2 Mena AR 073H TELNYX LLC 528   2022-04-09   
501-456 1 Judsonia AR 073H TELNYX LLC 528   2022-06-20   
501-621 A Little Rock AR 073H TELNYX LLC 528      
501-621 2 Little Rock AR 073H TELNYX LLC 528   2021-05-08   
870-228 0 Helena AR 073H TELNYX LLC 528   2022-03-25   
870-560 0 Paragould AR 073H TELNYX LLC 528   2022-02-13   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.