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: 701 [Rate centres in NPA 701] [Dial plan for NPA 701]

NXX: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-602 A Dickinson ND BSMRNDFIJMD  732J NUSO, LLC 638      
701-602 0 Dickinson ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2024-04-06   
701-602 1 Dickinson ND BSMRNDFIJMD  732J NUSO, LLC 638   2023-08-13   
701-602 8 Dickinson ND BSMRNDJC0MD  939H COMMIO, LLC 638   2024-03-03   
701-602 9 Dickinson ND BSMRNDJC0MD  939H COMMIO, LLC 638   2024-03-03   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.