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: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-380 A Durant OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-380 0 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-380 1 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2004-02-29   
580-380 2 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2004-02-29   
580-380 3 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2005-07-10   
580-380 4 Durant OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2006-09-04   
580-380 5 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2006-09-09   
580-380 6 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2007-01-09   
580-380 7 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2007-05-20   
580-380 8 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2008-06-16   
580-380 9 Durant OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.