Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 218 [Rate centres in NPA 218] [Dial plan for NPA 218]

NXX: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
218-406 A Tofte MN   5256 LEVEL 3 COMMUNICATIONS, LLC - MN 624      
218-406 1 Tofte MN   145J TERRA NOVA TELECOM INC. 624   2025-12-23   
218-406 7 Tofte MN DLTHMNMELMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 624   2023-02-25   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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