Sault Sainte Marie, MI

ZIP code 49783 serves Sault Ste. Marie, Michigan, a city on the St. Marys River opposite Sault Ste. Marie, Ontario. Its best-known landmark is the Soo Locks, which connect Lake Superior with the lower Great Lakes. Other prominent sites include the Tower of History, the Museum Ship Valley Camp, and Lake Superior State University, reflecting the city’s maritime and educational roles.