Tustin Office Lake-Osceola State Bank Address: 109 W Church St, Tustin, MI 49688 Phone: (231) 829-3351 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Banks, Automated Teller Machines, Real Estate Agents Other Businesses: Mineral Springs Bar at 21257 Mackinaw Trl, Tustin, MI 49688 Lisa's Grille at 112 E Church St, Tustin, MI 49688 Main Street Restaurant at 112 E Church St, Tustin, MI 49688 Papa's Pizzas & Grinders at 106 E Church St, Tustin, MI 49688