Roads of the Mid-South & West
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Highways of the State of Illinois
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County Highways of the State of Illinois
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County Highways of St. Clair County
> St. Clair County Highway R25
St. Clair County Highway R25
St. Clair County north-south east of O'Fallon. It runs along Troy Road.
NB SCCH R25 north of U.S. Rt. 50/IL St Rt 158.
