According to our records, this business is located at 1490 N Green Mount Rd. in O Fallon (in St Clair County), Illinois 62269, the location GPS coordinates are: 38.584704 (latitude), -89.92815 (longitude). Green Mount Family Dentistry is categorized under Dentists (SIC code 8021). Current estimates show that the unit has a sales volume of $792,000 and staff of approximately 8 people. You can contact the company by phone at (618) 622-9720.