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: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-566 A Stover MO STVRMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-566 3 Stover MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-03-07   
573-566 5 Stover MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2020-10-25   
573-566 6 Stover MO STLSMOGZFMD  965H FRACTEL, LLC 520   2020-09-24   
573-566 8 Stover MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2020-03-01   
573-566 9 Stover MO STVRMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 520   2015-09-07   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.