Mackinac Island, MI

ZIP code 49757 is associated with Mackinaw City, on Michigan’s northern Lower Peninsula at the Straits of Mackinac. The area is known for the Mackinac Bridge, whose southern approach reaches the city, and Colonial Michilimackinac, a reconstructed French and British fort and trading post. Nearby landmarks include Old Mackinac Point Lighthouse and the Icebreaker Mackinaw Maritime Museum, housed aboard a former Coast Guard vessel.