Linn Township Hall Rr 1 Box 79 Washburn, IL 61570 Phone : (309) 443-5212 Business Category Government Offices-City Village & Twp Legislative Bodies Linn Township Of--township Hall Rr 1 Washburn, IL 61570 Phone : (309) 443-5212 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools