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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-256 A East Chicago IN 6529 T-MOBILE USA, INC. 358   2007-04-06   
219-276 A East Chicago IN 6529 T-MOBILE USA, INC. 358   2012-09-17   
219-308 A Crown Point IN 6529 T-MOBILE USA, INC. 358      
219-359 A Gary IN 6529 T-MOBILE USA, INC. 358   2008-12-12   
219-455 A Gary IN 6529 T-MOBILE USA, INC. 358   2006-08-11   
219-484 A Gary IN 6529 T-MOBILE USA, INC. 358   2004-05-24   
219-487 A Gary IN 6529 T-MOBILE USA, INC. 358      
219-588 A Gary IN 6529 T-MOBILE USA, INC. 358      
219-801 A East Chicago IN 6529 T-MOBILE USA, INC. 358      
219-805 A Gary IN 6529 T-MOBILE USA, INC. 358      
779-456 A Joliet IL 6529 T-MOBILE USA, INC. 358   2008-02-23   
815-212 A Joliet IL 6529 T-MOBILE USA, INC. 358      
815-295 A Kankakee IL 6529 T-MOBILE USA, INC. 358      
815-582 A Joliet IL 6529 T-MOBILE USA, INC. 358   2005-11-27   
815-603 A Joliet IL 6529 T-MOBILE USA, INC. 358      
815-630 A Joliet IL 6529 T-MOBILE USA, INC. 358   2006-09-07   
815-919 A Joliet IL 6529 T-MOBILE USA, INC. 358      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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