Live Chat I-75 Community Nearby Traffic Mackinaw City Post Office (Amenity postoffice) 2024-06-09 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Mackinaw City Post Office (Amenity Postoffice) Carp Lake, MI 8.72 Mackinac Island, MI 12.08 Levering, MI 16.60 Interstate highway exits close to Mackinaw City Post Office (Amenity Postoffice) Exit 338, i75 0.55 Exit 339, i75 1.17 Exit 337, i75 1.31 Interstate highways close to Mackinaw City Post Office (Amenity Postoffice) i75 map 0.55 i43 map 289.35 i475mi map 307.67 State roads close to Mackinaw City Post Office (Amenity Postoffice) US 23 MI map 0.34 MI 108 map 0.41 NHS HIGH PRIORITY CORRIDORS 5 map 0.59