Area Code 517-647 located in LYONS, IONIA, MI, more detail is as below. Place NPA (Numbering Plan Area) : 517 NXX (Local Number Prefix) : 647 City : LYONS County : IONIA State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 26067 LATA (Local Access Transport Area) : 346 Rate Center : PORTLAND ZIP Code Count : 248 ZIP Code Frequency : 8 ZIP Code : 48851 Other Information NPANXX : 517647 County Population : 0 Switch CLLI (Common Language Location Identifier) : PTLDMIPTRSA MSA CBSA (Core Based Statistical Area) : Grand Rapids-Wyoming, MI MSA CBSA Code (Core Based Statistical Area) : 24340 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : AMERITECH MICHIGAN OCN (Operating Company Number) : 9323 Coverage Area Name : PORTLAND Latitude : 42.8721 Longitude : -84.9065 ‹ previous : 517-646 next › : 517-647 Telephone Number List 517-647-0000 ~ 517-647-9999