Roads of the Mid-South & West > Highways of the State of Illinois > County Highways of the State of Illinois > County Highways of St. Clair County > St. Clair County Highway P42

St. Clair County Highway P42

St. Clair County Highway P42 is a east-west highway in Southwestern St. Clair County. This runs from the Monroe/St. Clair County Line, near Dupo to East Carondelet.

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EB SCCH P42 at the Monroe/St. Clair County Line.

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15 July 2010