Map Rainbow Motel 602 South Huron, PO Box 546, Mackinaw City, MI 49701 Add To Trip WebsiteReservationsPhone: (231) 436-5518US Toll Free: (800) 888-6077 Description Family owned & operated. 29 clean-first floor units. Parking conveniently located close to room. Kings, queens, or doubles. Connecting rooms & in room Jacuzzis available. One block from the Mackinac Island Ferries. Videos TripAdvisor® Traveler Reviews More To Explore Categories: Hotels & Motels Lodging City: Mackinaw City Region: Northeast Although the MEDC uses reasonable efforts to maintain the accuracy of the website content, it is not represented to be error free. Read legal information.