Indiana State Route 154 runs east-west in Central Sullivan County. This runs from the Illinois/Indiana State Line, at the Wabash River, to Sullivan. It is the only access across the Wabash River into Illinois in Sullivan County. IN St Rt 154 passes through the following towns in Sullivan County. Graysville
Sullivan IN St Rt 154 is not multi-plexed in Sullivan County. IN St Rt 154 intersects the following highways in Sullivan County. Indiana State Route 63, at Graysville.
EB IN St Rt 154 at the Indiana Welcome Sign. EB IN St Rt 154 near the Illinois/Indiana State Line. WB IN St Rt 154 east of the Wabash River. WB IN St Rt 154 near Levee Road. WB IN St Rt 154 near Turman Creek. WB IN St Rt 154 near Turman Creek. WB IN St Rt 154 near 900W Rd. WB IN St Rt 154 west of Graysville. A junction marker on NB U.S. Rt. 41/WB U.S. Rt. 150. A set of old guide markers in Sullivan.
