Illinois State Route 173 is the northern most east-west highway in Lake County. This runs from the Mc Henry/Lake County Line to Zion. IL St Rt 173 pases through the following towns in Lake County. Fox Lake Channel Lake Lake Catherine Antioch Old Mill Creek Rosecrans
EB IL St Rt 173 in Anticoh. A BGS on NB I-94. A BGS on SB U.S. Rt. 41. A junction marker on NB IL St Rt 137. The eastern end point in Zion. The eastern end marker.
