Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 947 [Rate centres in NPA 947] [Dial plan for NPA 947]

NXX: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
947-218 A Troy MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
947-218 0 Troy MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2020-07-03   
947-218 1 Troy MI   543C ONVOY, LLCV - MI 340   2020-09-18   
947-218 2 Troy MI   543C ONVOY, LLCV - MI 340   2020-09-18   
947-218 3 Troy MI   543C ONVOY, LLCV - MI 340   2020-09-28   
947-218 4 Troy MI   543C ONVOY, LLCV - MI 340   2020-09-28   
947-218 5 Troy MI   543C ONVOY, LLCV - MI 340   2021-03-27   
947-218 6 Troy MI   543C ONVOY, LLCV - MI 340   2020-07-07   
947-218 7 Troy MI   543C ONVOY, LLCV - MI 340   2020-07-07   
947-218 8 Troy MI   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2020-06-27   
947-218 9 Troy MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2020-05-14   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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