Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Shingleton, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
906-452 A SHNGMIXIRS1  0713 HIAWATHA TEL. CO. 342      
906-546 A MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342      
906-546 0 MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342   2013-11-23   

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

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