This is a list of services that we provide within and to the 48045 Zipcode. 48045 is inside of Harrison Township, MI, and it's within Tuscola County, MI. 48045 is located in Harrison Township, MI. Visit the Harrison Township, MI municipality page for more information about the city. Harrison Township is located in Macomb County, Michigan, and is known for its waterfront access to Lake St. Clair. The township is home to Metro Beach Metropark, offering trails, a marina, and beach access. Residents enjoy boating, fishing, and other water activities, making it a popular destination for outdoor enthusiasts. Harrison Township hosts events such as the annual Parade of Lights, celebrating its maritime culture. The area offers a mix of residential neighborhoods, marinas, and recreational facilities. Visit the Harrison Township, MI website for detailed information and resources.