|  Photo from Digital-Topo-Maps.com | Riverside, MI 49084 Post Office Location: 3889 Riverside Road; Riverside, MI Year Post Office built: Town(s) Served: Riverside Acceptable City Names: Riverside Not Acceptable City Names: Sectional Service Facility:Kalamazoo (Central) County(ies): Berrien Info on Riverside: The Village of Riverside is located in Southwestern Michigan. It is in Berrien County. This sits just west of Interstate 196, and U.S. 31. It is an unincorporated community in the northern part of the county. | 
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