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: MTIRMNAORS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-231 3 Hibbing MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2016-10-26   
218-274 2 Chisholm MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2013-09-20   
218-361 2 Cook MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2022-11-24   
218-376 5 Bear River MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2017-02-26   
218-504 3 Ely MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2019-11-27   
218-627 3 Hill City MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2023-07-17   
218-636 A Orr MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624      
218-636 3 Orr MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2023-07-17   
218-735 5 Virginia MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2013-09-20   
218-752 4 Jacobson MN 4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2024-06-01   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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