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: WTTWMNXWRS9

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
952-955 A Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      
952-955 0 Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      
952-955 1 Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      
952-955 2 Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      
952-955 3 Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      
952-955 5 Twin Cities MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 628      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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