Mainstreet Organization of Realtors
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The Mainstreet Organization of Realtors owns the entire building of 6655 Main Street, which is just north of McCollum Park. It works with realtors, hosting seminars and luncheons in its facility. There are two levels; the office and seminar rooms are on the second floor while classrooms, the computer lab, and the realtor store is on the first floor.
6655 Main St, Downers Grove, IL 60516
- Hours: Mon - Fri, 8:30am - 5pm; Sat, Sun, closed