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: 656

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-656 A Olney MO OLNYMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-656 0 Olney MO OLNYMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-656 1 Olney MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
573-656 2 Olney MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-656 3 Olney MO OLNYMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-656 4 Olney MO OLNYMOXARP0  1885 WINDSTREAM MISSOURI, INC. 520      
573-656 5 Olney MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.