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: FARGNDBCX5Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-593 2 Moorhead MN 495J STRATUS NETWORKS 636   2021-04-11   
701-510 A Grafton ND 495J STRATUS NETWORKS 636      
701-510 1 Grafton ND 495J STRATUS NETWORKS 636   2021-03-28   
701-760 9 Valley City ND 495J STRATUS NETWORKS 636   2021-03-31   

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

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