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: 270 [Rate centres in NPA 270] [Dial plan for NPA 270]

NXX: 743

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
270-743 A Russellville KY   896E ONVOY, LLC - KY 464      
270-743 1 Russellville KY MDVIKYMAXTX  896E ONVOY, LLC - KY 464   2017-03-22   
270-743 2 Russellville KY MDVIKYMAXTX  896E ONVOY, LLC - KY 464   2021-10-08   
270-743 7 Russellville KY MDVIKYMAXMX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464   2014-10-31   
270-743 9 Russellville KY MDVIKYMAXTX  896E ONVOY, LLC - KY 464   2017-03-22   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.