Jefferson, United States
| CODE | KEFW |
| IATA Code | EFW |
| ICAO Code | KEFW |
| Type | Small Airport |
| City | Jefferson |
| Country | United States |
| Region | Iowa |
| Continent | North America |
| Latitude | 42.009866 |
| Longitude | -94.341717 |
| Elevation | 318.2 m |
| Time Zone | America/Chicago |
| Local Time | — |