Johannesburg, MI

ZIP code 49751 covers Mackinac Island, Michigan, known for its historic landmarks and natural beauty. This area is home to iconic sites such as the Grand Hotel, Mackinac Island State Park, and Arch Rock. Visitors can explore the island's rich history, charming downtown area, and stunning views of Lake Huron. Horse-drawn carriages are a popular mode of transportation in this car-free island paradise.