Area Code 517-609 located in JONESVILLE, HILLSDALE, MI, more detail is as below. Place NPA (Numbering Plan Area) : 517 NXX (Local Number Prefix) : 609 City : JONESVILLE County : HILLSDALE State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 26059 LATA (Local Access Transport Area) : 346 Rate Center : JONESVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 49250 Other Information NPANXX : 517609 County Population : 0 Switch CLLI (Common Language Location Identifier) : LNNGMIMNX3Y Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : LOCAL EXCHANGE CARRIERS OF MICHIGAN, INC. - MI OCN (Operating Company Number) : 2550 Coverage Area Name : JONESVILLE Latitude : 41.9848 Longitude : -84.6614 ‹ previous : 517-607 next › : 517-610 Telephone Number List 517-609-0000 ~ 517-609-9999