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: 276

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-276 A Alto MI GDRPMIBLY0X  425J CSC WIRELESS, LLC 348      
616-276 0 Alto MI   939H COMMIO, LLC 348   2022-12-03   
616-276 2 Alto MI   425J CSC WIRELESS, LLC 348   2020-08-24   
616-276 3 Alto MI   543C ONVOY, LLCV - MI 348   2021-03-06   
616-276 4 Alto MI   543C ONVOY, LLCV - MI 348   2021-03-06   
616-276 6 Alto MI   543C ONVOY, LLCV - MI 348   2020-09-12   
616-276 7 Alto MI   543C ONVOY, LLCV - MI 348   2020-09-12   
616-276 8 Alto MI   624H ONVOY SPECTRUM, LLC 348   2021-06-18   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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