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: 447

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-447 A Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 0 Deerfield MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2014-01-03   
517-447 1 Deerfield MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2015-06-12   
517-447 2 Deerfield MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2019-01-08   
517-447 3 Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 4 Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 5 Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 6 Deerfield MI ADRNMIXGVMD  3459 TC3 TELECOM, INC. - MI 340   2010-11-22   
517-447 7 Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 8 Deerfield MI PTBGMIAKDS0  0691 DEERFIELD FARMERS TEL. CO. 340      

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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