This is a list of services that we provide within and to the 48061 Zipcode. 48061 is inside of Port Huron, MI, and it's within Saint Clair County, MI. 48061 is located in Port Huron, MI. Visit the Port Huron, MI municipality page for more information about the city. Port Huron is located at the southern end of Lake Huron, serving as a major transportation hub in St. Clair County. The city is home to the iconic Blue Water Bridge, connecting Michigan to Ontario, Canada. Residents and tourists enjoy attractions such as the Huron Lightship Museum and Port Huron Maritime Center. Port Huron hosts events like the Blue Water Fest and Port Huron to Mackinac Race, drawing large crowds. The citys economy is supported by tourism, manufacturing, and shipping industries. Visit the Port Huron, MI website for detailed information and resources.