United States Government--post Offices, Orangeville Freeport, IL 61032 Phone : (815) 789-4750 Business Category Post Offices Government Offices & Public Schools Post Office - Orangeville 211 W High St Orangeville, IL 61060 Phone : (815) 789-4750 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (815) 789-3350