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: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-383 A Clinton OK OKCYOKCEXBZ  073H TELNYX LLC 536      
580-383 0 Clinton OK   6272 UNITED STATES CELLULAR - OK 536   2025-02-28   
580-383 1 Clinton OK   6272 UNITED STATES CELLULAR - OK 536   2025-02-28   
580-383 4 Clinton OK OKCYOKCEXBZ  073H TELNYX LLC 536   2017-06-07   
580-383 7 Clinton OK   6272 UNITED STATES CELLULAR - OK 536   2025-02-28   
580-383 8 Clinton OK   6272 UNITED STATES CELLULAR - OK 536   2025-02-28   
580-383 9 Clinton OK   6272 UNITED STATES CELLULAR - OK 536   2025-02-28   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.