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: 845

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-845 A Tupelo OK TUPLOKMARS1  9533 SOUTHWESTERN BELL 536      
580-845 1 Tupelo OK   9533 SOUTHWESTERN BELL 536      
580-845 2 Tupelo OK   9533 SOUTHWESTERN BELL 536      
580-845 3 Tupelo OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2014-06-01   
580-845 5 Tupelo OK   516C AT&T CORP. 536   2011-08-25   
580-845 8 Tupelo OK   4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2004-02-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.