O'Fallon-Shiloh Chamber of Commerce 116 East First Street O'Fallon, Illinois 62269 Mailing Address: P.O. Box 371 O'Fallon, Illinois 62269 Office Hours: Monday - Friday 9 a.m. - 12 p.m. 1 p.m. - 4 p.m. (Closed for lunch from noon - 1 p.m.) Phone: (618) 632-3377 Fax: (618) 632-8162 Web site: ofallonchamber.com	Staff Executive Director: Debbie Arell-Martinez Director@ofallonchamber.com Assistant Director: Doris Obernuefemann chamber@ofallonchamber.com Marketing & Communications Manager: Cathleen Klusek chamber@ofallonchamber.com