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.

Switch: PTBGMIAKDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
517-301 4 Tecumseh MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2008-03-21   
517-431 1 Tipton MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2011-09-12   
517-436 2 Sand Creek MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2011-09-09   
517-443 2 Ogden Center MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2011-09-09   
517-445 3 Clayton MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2012-04-05   
517-446 A Onsted MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
517-446 1 Onsted MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
517-446 2 Onsted MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
517-446 3 Onsted MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
517-446 9 Onsted MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
517-447 A Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 3 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 4 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 5 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 7 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 8 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-447 9 Deerfield MI 0691 DEERFIELD FARMERS TEL. CO. 340      
517-448 1 Hudson MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2006-05-28   
517-451 0 Britton MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2005-03-11   
517-458 3 Morenci MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2006-05-28   
517-682 1 Blissfield MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2003-05-28   
517-701 1 Clinton MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2008-04-20   
517-759 3 Adrian MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2007-02-11   
734-279 A Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 1 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 2 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 3 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 4 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 5 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 7 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 8 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-279 9 Petersburg MI 0691 DEERFIELD FARMERS TEL. CO. 340      
734-568 2 Lambertville MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2008-04-20   
734-708 7 Maybee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2011-09-12   
734-746 A Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
734-746 1 Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
734-746 2 Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
734-746 3 Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
734-746 9 Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340      
734-823 5 Dundee MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2003-05-28   
734-868 8 Ida MI 558A DEERFIELD FARMERS' TELEPHONE COMPANY - MI 340   2008-04-20   

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.