Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
947-218 1 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 2 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 3 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 4 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 5 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 6 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 7 Troy MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
947-218 8 Troy MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340      
947-218 9 Troy MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.