This is a list of services that we provide within and to the 46105 Zipcode. 46105 is inside of Bainbridge, IN, and it's within Tuscola County, MI. 46105 is located in Bainbridge, IN. Visit the Bainbridge, IN municipality page for more information about the city. Bainbridge is a small town located in Putnam County, Indiana, known for its rural charm. The town was named after U.S. Navy hero William Bainbridge Bainbridge. It has a strong agricultural heritage, with farms surrounding the town. Community events such as parades and town wide garage sales foster a strong sense of local pride. Recreational areas and community centers provide gathering spaces for residents. Visit the Bainbridge, IN website for detailed information and resources.