Port Huron, MI

ZIP code 48061 is a PO-box postal code associated with Port Huron, Michigan, rather than a conventional area ZIP with clearly defined geographic boundaries. Therefore, landmarks cannot be reliably assigned to the ZIP itself. Notable landmarks in Port Huron include Fort Gratiot Lighthouse, the Blue Water Bridge, the Thomas Edison Depot Museum, and the Great Lakes Maritime Center, reflecting the city’s waterfront setting and maritime history.