Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Minnewaukan, ND

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
701-473 A DVLKNDAMDS1  1447 NORTH DAKOTA TELEPHONE CO. 638      
701-615 A   8054 LEVEL 3 COMMUNICATIONS, LLC - ND 638   2026-07-02   
701-615 7   8054 LEVEL 3 COMMUNICATIONS, LLC - ND 638   2026-07-02   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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