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: JCSNMSPSXKY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
601-343 A Heidelberg MS 145J TERRA NOVA TELECOM INC. 482      
662-326 6 Marks MS 145J TERRA NOVA TELECOM INC. 482   2026-03-29   
662-465 8 Starkville MS 145J TERRA NOVA TELECOM INC. 482   2026-01-04   
662-495 0 West Point MS 145J TERRA NOVA TELECOM INC. 482   2026-05-01   
662-514 1 Greenwood MS 145J TERRA NOVA TELECOM INC. 482   2026-01-04   
662-606 2 Tunica MS 145J TERRA NOVA TELECOM INC. 482   2026-01-04   
662-848 0 Columbus MS 145J TERRA NOVA TELECOM INC. 482   2026-01-04   
769-333 A Jackson MS 145J TERRA NOVA TELECOM INC. 482      
769-370 0 Meridian MS 145J TERRA NOVA TELECOM INC. 482   2026-04-20   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.