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.

Morristown, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
507-685 A MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 0 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 1 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 2 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 4 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 5 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 6 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      
507-685 7 MNKTMNXM6MD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620   2022-07-24   
507-685 9 MRTWMNXMDS0  1440 CANNON VALLEY TELECOM, INC. 620      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.