Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
517-993 6 LNNGMIMN02Z  318J COMCAST IP PHONE, LLC 346   2010-09-09   
517-993 7 LNNGMIMNXSZ  5562 METROPCS, INC. 346   2007-02-09   
517-993 8 LNNGMIMNXSZ  5562 METROPCS, INC. 346   2007-02-09   
517-993 9 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2015-12-17   
517-999 A MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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