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: 679

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-679 A Walnut Ridge AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-679 0 Walnut Ridge AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      
870-679 1 Walnut Ridge AR JNBOARMAXMD  048G TCA COMMUNICATIONS, LLC DBA SUDDENLINK COMM - AR 528   2014-01-26   
870-679 2 Walnut Ridge AR LTRKARFRXLY  348F ONVOY, LLC - AR 528   2021-03-11   
870-679 3 Walnut Ridge AR LTRKARFRXLY  348F ONVOY, LLC - AR 528   2021-03-11   
870-679 9 Walnut Ridge AR LTRKAR10G01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 528      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.