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: ABRCNDXADS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-479 A East Fairmount MN 4300 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - MN 636      
218-557 A East Abercrombie MN 4300 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - MN 636      
605-533 A South Lidgerwood SD 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-242 A Hankinson ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-274 A Mooreton ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-372 A Colfax ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-439 A Wyndmere ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-474 A Fairmount ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-538 A Lidgerwood ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-545 A Great Bend ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      
701-553 A Abercrombie ND 1631 RED RIVER RURAL TEL ASSN DBA RED RIVER COMM - ND 636      

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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