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: MPLSMNCDX4X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-375 5 Sandstone MN 145J TERRA NOVA TELECOM INC. 628   2026-04-21   
320-544 6 Hutchinson MN 145J TERRA NOVA TELECOM INC. 628   2026-01-04   
320-592 7 McGrath MN 145J TERRA NOVA TELECOM INC. 628   2026-01-04   
320-961 A Ogilvie MN 145J TERRA NOVA TELECOM INC. 628      
320-961 9 Ogilvie MN 145J TERRA NOVA TELECOM INC. 628   2026-04-14   
320-964 9 Pine City MN 145J TERRA NOVA TELECOM INC. 628   2026-04-24   
320-999 A Sandstone MN 145J TERRA NOVA TELECOM INC. 628      
507-248 1 Henderson MN 145J TERRA NOVA TELECOM INC. 628   2026-01-04   
507-364 3 Montgomery MN 145J TERRA NOVA TELECOM INC. 628   2026-03-15   
507-784 9 Gaylord MN 145J TERRA NOVA TELECOM INC. 628   2026-04-19   
507-999 A Gaylord MN 145J TERRA NOVA TELECOM INC. 628      
651-342 5 Stillwater MN 145J TERRA NOVA TELECOM INC. 628   2026-03-23   
651-346 5 Hastings MN 145J TERRA NOVA TELECOM INC. 628   2026-03-30   
651-858 9 Red Wing MN 145J TERRA NOVA TELECOM INC. 628   2026-07-05   
763-243 4 Princeton MN 145J TERRA NOVA TELECOM INC. 628   2026-03-29   
952-290 1 New Prague MN 145J TERRA NOVA TELECOM INC. 628   2026-02-06   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.