Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-400 A Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346      
517-400 0 Lansing MI LNNGMIMNXFZ  965H FRACTEL, LLC 346   2020-05-05   
517-400 1 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2022-01-11   
517-400 2 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2021-05-24   
517-400 3 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2021-05-24   
517-400 4 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2020-01-15   
517-400 5 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2020-07-04   
517-400 6 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2020-07-04   
517-400 7 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2020-07-04   
517-400 8 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2020-07-04   
517-400 9 Lansing MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2022-01-08   

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

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