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: CHRLMT010MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
406-361 4 Hamilton MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-615 A Thompson Falls MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-615 2 Thompson Falls MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-631 4 Elmo MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-644 1 Charlo MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-726 1 Arlee MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-744 A St Ignatius MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-744 2 St Ignatius MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-826 1 Plains MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-830 2 Missoula MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-844 1 Lakeside MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-857 1 Somers MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-858 1 Kalispell MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      
406-887 1 Finley Point MT 986F WESTERN MONTANA COMMUNITYTEL INC. - MT 648      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.