State Line Restaurant Restaurants State Line Restaurant Visit Website 55 US Hwy 50 E Greendale, IN 47025 (812) 537-4558 Facebook Hours: 6am - 2pm daily About Rep Info About State Line Restaurant is a small family-owned and operated diner established in 1952. We are known for affordable prices and huge portions of real food. Whom to Contact Heidi Gruber Phone: (812) 537-4558