Prairie Du Rocher Clerk Office 209 Henry St Prairie Du Rchr, IL 62277 Phone : (618) 284-7171 Business Category Government Offices-City Village & Twp Legislative Bodies Municipal Government--prairie Du Rocher, Village Clerk Ofc Prairie Du Rocher, IL 62277 Phone : (618) 284-7171 Business Category Government Offices & Public Schools Police--prairie Du Rocher Prairie Du Rocher, IL 62277 Phone : (618) 284-7171 Business Category Government Offices-City Village & Twp Fire Departments Government Offices State & Local Government Offices & Public Schools