Chatham Chamber of Commerce: Includes business listings, a schedule of activities, and contact information.
Chatham Local News: Topix.net: Local, regional, and statewide news collected from diverse sources on the web.
ChathamIL.net: Provides information on schools, churches, library, businesses, and community events.
Glenwood High School: Information on courses, events, athletics, special projects, reunions, important dates, FAQ sheet, school statistics, counseling, and contacts. Also links to sites run by students, teachers, and alumni.