Places of Interest Near O'fallon, Illinois
| Airport - Transportation | Location | Distance & Direction |
| Scott Afb Midamerica Airport (BLV) | Belleville | 5.3 miles SE |
| Aquariums | Location | Distance & Direction |
| World Aquarium | St Louis | 15.8 miles W |
| Churchs - Places of Worship - Wedding Chapels | Location | Distance & Direction |
| St. Mary of Victories Catholic Church | St Louis | 15.2 miles W |
| Old Cathedral | St Louis | 15.2 miles W |
| Centenary United Methodist Church | St Louis | 15.8 miles W |
| Christ Church Cathedral | St Louis | 15.8 miles W |
| St. Teresa of Avila Catholic Church | St Louis | 17.1 miles WNW |
| St. Alphonsus Liguori "Rock" Church | Saint Louis | 17.5 miles W |
| Convention & Meeting Facilities - Civic Centers | Location | Distance & Direction |
| St Louis Regional Convention | Saint Louis | 15.2 miles W |
| Historical Places | Location | Distance & Direction |
| Cahokia Mounds | Collinsville | 9 miles WNW |
| Old Courthouse | St Louis | 15.3 miles W |
| Chatillon-DeMenil Mansion | Saint Louis | 16.7 miles W |
| Grant's Farm | Grantwood Village | 23.9 miles W |
| Hospitals & Medical Care Facilities | Location | Distance & Direction |
| Memorial Hospital | Belleville | 6.6 miles WSW |
| St Elizabeth's Hospital | Belleville | 7 miles SW |
| Anderson Hospital | Maryville | 10.3 miles NNW |
| Gateway Regional Medical Center | Granite City | 14.7 miles WNW |
| Southpointe Hospital | Saint Louis | 17.1 miles W |
| St Alexius Hospital | Saint Louis | 17.1 miles W |
| St Louis University Hospital | Saint Louis | 17.8 miles W |
| SSM Cardinal Glennon Children's Hospital | Saint Louis | 17.8 miles W |
| St Louis Children's Hospital | Saint Louis | 19.3 miles W |
| Cancer Information Center | Saint Louis | 19.3 miles W |
| Kindred Hospital-St Louis | Saint Louis | 19.3 miles W |
| Forest Park Hospital | Saint Louis | 20.5 miles W |
