Livingston County Highway 27 runs east-west out of the north-west side of Pontiac. LCH 27 pass through the following town. Pontiac LCH 27 crosses the following highways. Livingston County Highway 13 near Graymont. Interstate 55 at Pontiac. (NO INTERCHANGE) Illinois State Route 23 at Pontiac.
The western end at LCH 13. The western end marker. Looking west along LCH 27 near IL St Rt 23 in Pontiac. The eastern end at IL St Rt 23. The eastern end marker.
