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: STCDMNTOXJY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-295 5 Willmar MN 145J TERRA NOVA TELECOM INC. 626   2024-04-21   
320-330 A St Cloud MN 145J TERRA NOVA TELECOM INC. 626      
320-400 8 Olivia MN 145J TERRA NOVA TELECOM INC. 626   2024-02-14   
320-424 4 Glenwood MN 145J TERRA NOVA TELECOM INC. 626   2024-02-14   
320-497 4 St Cloud MN 145J TERRA NOVA TELECOM INC. 626   2024-12-04   
320-500 9 Ortonville MN 145J TERRA NOVA TELECOM INC. 626   2024-02-14   
320-828 8 St Cloud MN 145J TERRA NOVA TELECOM INC. 626   2024-02-14   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.