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.

NPA: 218 [Rate centres in NPA 218] [Dial plan for NPA 218]

NXX: 598

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
218-598 A International Falls MN TWHRMNXAPS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-598 0 International Falls MN   073H TELNYX LLC 624   2020-07-19   
218-598 4 International Falls MN   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624   2010-08-26   
218-598 5 International Falls MN   4814 PAUL BUNYAN RURAL TELEPHONE COOP. 624   2013-09-20   
218-598 8 International Falls MN   184D ONVOY, LLC - MN 624   2021-05-24   
218-598 9 International Falls MN   184D ONVOY, LLC - MN 624   2021-05-24   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.