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: 654

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
218-654 A Federal Dam MN FDDMMNXFRS6  1410 JOHNSON TEL. CO. 636      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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