Home>Choose State>Cities in Michigan>Institutions in Clarkston>Clarkston State Bank Locations in Clarkston Clarkston State Bank Branch Locations in Clarkston, MI 1. Clarkston State Bank - Clarkston Branch 15 South Main Street, Clarkston, MI 48346 (248) 625-8585 View Branch 2. Clarkston State Bank - Clarkston State Bank M-15 Branch 5800 S Main St, Clarkston, MI 48346 (248) 922-6970 View Branch 3. Clarkston State Bank - Sashabaw Branch 6461 Sashabaw Road, Clarkston, MI 48346 (248) 625-0887 View Branch