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: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-553 A Howell MI LIVNMIUX8MD  5562 METROPCS, INC. 340      
517-553 0 Howell MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-13   
517-553 1 Howell MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-13   
517-553 2 Howell MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-13   
517-553 3 Howell MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-11-25   
517-553 4 Howell MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-11-25   
517-553 6 Howell MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-13   
517-553 7 Howell MI SFLDMIMKEMD  490J DISH WIRELESS, LLC 340   2023-02-27   
517-553 9 Howell MI LIVNMIUX8MD  5562 METROPCS, INC. 340   2021-11-13   

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

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