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: 219 [Rate centres in NPA 219] [Dial plan for NPA 219]

NXX: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
219-289 A East Chicago IN ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
219-289 0 East Chicago IN   939H COMMIO, LLC 358   2021-10-09   
219-289 1 East Chicago IN   939H COMMIO, LLC 358   2021-10-09   
219-289 2 East Chicago IN   624H ONVOY SPECTRUM, LLC 358   2021-11-26   
219-289 3 East Chicago IN   624H ONVOY SPECTRUM, LLC 358   2021-11-26   
219-289 4 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   
219-289 5 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   
219-289 6 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   
219-289 7 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   
219-289 8 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   
219-289 9 East Chicago IN   6529 T-MOBILE USA, INC. 358   2021-10-08   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.