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: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 928

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-928 A Cave City AR JNBOARMAXMD  048G TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR 528      
870-928 0 Cave City AR   515J IP HORIZON LLC 528   2024-03-29   
870-928 1 Cave City AR JNBOARMAX1X  624H ONVOY SPECTRUM, LLC 528   2025-01-07   
870-928 2 Cave City AR JNBOARMAXMD  048G TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR 528   2023-10-07   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.