Business Directory Return to Listing ShareTweetJefferson County Chamber of Commercewww.southernillinois.com200 Potomac Blvd. Ste. 4Mt. Vernon, IL 62864618-242-5725EmailContactsJamie StoreyChamber of Commerce, Organizations / Foundations Member Directory | Calendar of Events | Member Account | Community Calendar of Events | Job Search | Member Promotions | News | Request for Information
