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: EGFKMNAC5MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-207 A East Grand Forks MN 6664 SPRINT SPECTRUM L.P. 636      
701-610 A Grand Forks ND 6664 SPRINT SPECTRUM L.P. 636      

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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