Indiana State Route 63 runs north-south in Sullivan County. It mostly runs along the western edge of the county. IN St Rt 63 passes through the following towns in Sullivan County. Fairbanks Graysville
Merom IN St Rt 63 is not multi-plexed in Sullivan County. IN St Rt 63 intersects the following highways in Sullivan County. Indiana State Route 48, near Fairbanks. Indiana State Route 154, at Garysville.
