Old Rock Gym ADD TO Trip Planner 1892 Sebastian County Jail now serves as a county museum and history archives. Messages scratched on the walls and floors by the inmates can still be seen. Listed on the National Register of Historic Places. Get Directions Gas Calculator Details Phone: 479-996-6357 Address: 300 E. Gary StreetGreenwood, AR 72632 Things to Do In Greenwood EXPLORE Business Closed? Yes No Incorrect Information? Yes No What needs to be changed?