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: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-277 A Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
580-277 0 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
580-277 1 Ardmore OK OKCYOKSX4MD  5562 METROPCS, INC. 536   2007-01-09   
580-277 2 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2008-10-16   
580-277 3 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2012-01-06   
580-277 4 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2016-05-08   
580-277 5 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536      
580-277 6 Ardmore OK OKCYOKMPDS0  7258 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK 536   2024-02-25   
580-277 7 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2012-03-08   
580-277 8 Ardmore OK OKCYOKSX4MD  6529 T-MOBILE USA, INC. 536   2013-10-24   
580-277 9 Ardmore OK OKCYOKSX4MD  5562 METROPCS, INC. 536      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.