 | Airports: United States: Ralph Jacobs Airport | |
| Airport name: | Ralph Jacobs Airport |
| Airport code (ICAO): | 27LL |
| Latitude: | 38.3751 |
| Longitude: | -90.3193 |
| Height above sea: | 400 ft / 121 m |
| Country: | United States - North America |
| Region: | Illinois |
| City: | Valmeyer |
| Airlines scheduled services: | no |