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: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-274 A Shaftsburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-274 2 Shaftsburg MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2021-08-27   
517-274 4 Shaftsburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2021-08-26   
517-274 5 Shaftsburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2022-01-13   
517-274 6 Shaftsburg MI LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346   2022-01-13   
517-274 7 Shaftsburg MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2022-01-13   
517-274 8 Shaftsburg MI LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346   2022-01-13   

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

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