Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-601 A Freeport MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348      
616-601 0 Freeport MI BRSPMI091MD  939H COMMIO, LLC 348   2022-12-17   
616-601 6 Freeport MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-07-24   
616-601 9 Freeport MI   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2025-04-21   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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