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: MNOTNDXADS0

Remotes:

Switch Switch name Switch type
BUTTNDXARS6  BUTTE  D21 
MNABNDXARS0  MINOT AIR FORCE BASE  1RE 
MTGSNDXARS2  METIGOSHE  D21 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-693 4 Martin ND 3303 SRT COMMUNICATIONS, INC. 638      
701-693 7 Martin ND 3303 SRT COMMUNICATIONS, INC. 638      
701-693 8 Martin ND 3303 SRT COMMUNICATIONS, INC. 638      
701-693 9 Martin ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 A South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638   2024-01-14   
701-722 0 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 1 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 2 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 3 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 4 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 5 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 8 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-722 9 South Prairie ND 3303 SRT COMMUNICATIONS, INC. 638      
701-725 A Des Lacs ND 3303 SRT COMMUNICATIONS, INC. 638      
701-727 A Minot AFB ND 3303 SRT COMMUNICATIONS, INC. 638      
701-728 A Deering ND 3303 SRT COMMUNICATIONS, INC. 638      
701-756 A Mohall ND 3303 SRT COMMUNICATIONS, INC. 638      
701-768 A Upham ND 3303 SRT COMMUNICATIONS, INC. 638      
701-784 A Lansford ND 3303 SRT COMMUNICATIONS, INC. 638      
701-837 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      
701-838 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      
701-839 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      
701-852 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      
701-857 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      
701-858 A Minot ND 3303 SRT COMMUNICATIONS, INC. 638      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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