Area Code 616-220 located in ROCKFORD, KENT, MI, more detail is as below. Place NPA (Numbering Plan Area) : 616 NXX (Local Number Prefix) : 220 City : ROCKFORD County : KENT State : MI (Michigan) NXX Use Type : Wireless NXX Intro Version : 1996-01-10 FIPS (Federal Information Processing Standards) : 26081 LATA (Local Access Transport Area) : 348 Rate Center : GRAND RPDS ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 49341 Other Information NPANXX : 616220 Switch CLLI (Common Language Location Identifier) : GDRPMIBLXWZ 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 : AMERICAN MESSAGING (AM), INC. OCN (Operating Company Number) : 9748 Coverage Area Name : GRAND RAPIDS Latitude : 42.9674 Longitude : -85.6658 ‹ previous : 616-218 next › : 616-222 Telephone Number List 616-220-0000 ~ 616-220-9999