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Post Office Location: 211 Henry Street; Prairie du Rocher, IL
Year Post Office built:
Town(s) Served: Modoc, Prairie du Rocher
Acceptable City Names: Modoc, Prairie du Rocher, Pr du Rocher
Not Acceptable City Names:
Sectional Service Facility: St. Louis (Southeast)
County(ies): Randolph
Info on Prairie du Rocher:
Prairie du Rocher is French for Prairie on the Rock. With the town and a French fort, Fort de Chartres, to the west, this area was the center for the Frnehc government, when the French controled this region. Prairie du Rocher dates back to 1720. The town is served by Illinois 155.
