| Name | Oelwein Municipal Airport |
| ICAO / IATA | KOLZ |
| Elevation in feet | 1076 |
| Rwy | Surface | Width (m) | Length (m) | Blast (m) |
|---|---|---|---|---|
| 13/31 | Concrete | 22.86 | 1218 | 30 |
| 18/36 | Turf or grass | 25.91 | 525 | 0 |
| Type | Name | Frequ. |
|---|---|---|
| AWOS, ASOS or ATIS | AWOS 3 | 119.67 |
| Unicom (US), CTAF (US), Radio (UK) | CTAF/UNICOM | 122.80 |
| Approach | WATERLOO APP/DEP | 118.90 |