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.

Switch: DCSNNDBCDS1

Remotes:

Switch Switch name Switch type
BLFDNDBCRS1  BELFIELD  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-225 A Dickinson ND 9631 QWEST CORPORATION 638      
701-227 A Dickinson ND 9631 QWEST CORPORATION 638      
701-264 A Dickinson ND 9631 QWEST CORPORATION 638      
701-264 1 Dickinson ND 9631 QWEST CORPORATION 638      
701-264 2 Dickinson ND 9631 QWEST CORPORATION 638      
701-264 4 Dickinson ND 9631 QWEST CORPORATION 638      
701-264 7 Dickinson ND 9631 QWEST CORPORATION 638      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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