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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
270-499 A Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464      
270-499 0 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464      
270-499 1 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464      
270-499 2 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464      
270-499 3 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464   2004-06-11   
270-499 4 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464   2006-01-16   
270-499 5 Calhoun KY OWBOKYMAXGX  698F TIME WARNER CBL INFO SV (KY) DBA TIME WARNER-KY 464   2016-11-20   
270-499 6 Calhoun KY MDVIKYMAXTX  896E ONVOY, LLC - KY 464   2021-03-07   
270-499 7 Calhoun KY BWLGKYMAPMD  4369 LEVEL 3 COMMUNICATIONS, LLC - KY 464   2005-01-20   
270-499 8 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464   2017-03-26   
270-499 9 Calhoun KY PDCHKYMAXAX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 464   2014-12-19   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.