Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
517-368 A CMDNMIXIDS0  4417 FRONTIER COMMUNICATIONS OF MICHIGAN, INC. 346      
517-991 A MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-991 1 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2018-10-12   
517-991 2   543C ONVOY, LLCV - MI 346   2021-07-11   
517-991 3 MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      
517-991 4 LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346   2016-02-15   
517-991 7   508J CENTURYLINK COMMUNICATIONS LLC 346   2016-01-23   

Last updated: Wed, 12 Jan 2022 16:20:07 UTC

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