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: 580

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-580 A Dorr MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
616-580 0 Dorr MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-05-02   
616-580 1 Dorr MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-05-02   
616-580 2 Dorr MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2020-03-21   
616-580 4 Dorr MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-06-18   
616-580 5 Dorr MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-02-04   
616-580 6 Dorr MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2019-12-26   
616-580 8 Dorr MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-02-04   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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