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: 827

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-827 A Doniphan MO DNPHMOXXPS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-827 4 Doniphan MO DNPHMOXXPS0  1885 WINDSTREAM MISSOURI, INC. 520   2012-01-26   
573-827 7 Doniphan MO   6529 T-MOBILE USA, INC. 520   2025-04-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.