Thawville Village Of--post Office Thawville, IL 60968 Phone : (217) 387-2481 Business Category Government Offices-City Village & Twp Post Offices Government Offices State & Local Government Offices & Public Schools Post Office - Thawville 106 W Main St Thawville, IL 60968 Phone : (217) 387-2481 Business Category Post Offices Toll-Free           (800) ASK-USPS