Non-towered · Class G at the surface
Dell Flight Strip (4U9) radio calls
Dell, MTFAA identifier 4U9; no ICAO code assigned
Dell Flight Strip is a non-towered airport in Dell, MT. Nobody clears you to do anything: you self-announce on the CTAF, 122.9, as Dell Flight Strip Traffic, with the airport name at the start and end of each call.
No Class B, C, D or E surface area is designated for this airport in the FAA data, so the airspace at the surface is Class G.
Frequencies
| CTAFDell Flight Strip Traffic | 122.9 |
|---|
Airport
- Runways
- 14 · 32
- Elevation
- 6,007 ft
- Position
- 44.736, -112.720
Non-towered airport: self-announce on the CTAF
Sample calls at 4U9
Dell Flight Strip has no operating control tower. Every call below goes out on the CTAF, 122.9, to the other aircraft, not to a controller. The runway shown is 14; use whichever runway the wind and the traffic dictate on the day.
The aircraft is the AIM’s own example, Cessna Three One Six Zero Foxtrot; the squawk codes, altitudes and headings are illustrative. Frequencies, station names and runway numbers are this airport’s, from the FAA data.
- Tune 122.9. Nobody clears you; you announce and you listen. The airport name goes at the start and the end of every call, and the runway is always a number, never "the active" (AIM 4-1-9 g 8).
- YouDell Flight Strip traffic, Cessna Three One Six Zero Foxtrot, taxiing to runway one four, Dell Flight Strip.
- YouDell Flight Strip traffic, Cessna Six Zero Foxtrot, departing runway one four, departing the pattern to the north, Dell Flight Strip.
- Announce until you are about 10 miles out; on the way back, start announcing at 10 miles (AIM 4-1-9 c 1, TBL 4-1-1).
- YouDell Flight Strip traffic, Cessna Three One Six Zero Foxtrot, one zero miles south, two thousand five hundred, landing Dell Flight Strip, Dell Flight Strip.
- YouDell Flight Strip traffic, Cessna Six Zero Foxtrot, entering left downwind runway one four, full stop, Dell Flight Strip.
- YouDell Flight Strip traffic, Cessna Six Zero Foxtrot, left base runway one four, Dell Flight Strip.
- YouDell Flight Strip traffic, Cessna Six Zero Foxtrot, final runway one four, full stop, Dell Flight Strip.
- YouDell Flight Strip traffic, Cessna Six Zero Foxtrot, clear of runway one four, Dell Flight Strip.
If things change. Do not use "any traffic in the area, please advise"; the AIM says it is not to be used under any condition (AIM 4-1-9 g 1). Listen for ten miles before you arrive; most of what you want to know has already been said.
Phraseology from AIM 4-1-9 c 1, g 1, g 8, h; TBL 4-1-1; 4-3-3. What TowerTalk grades against →
The calls you will make here
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Frequencies, runways and airspace from the FAA National Airspace System Resources (NASR) 28-day subscription, cycle effective Sep 3, 2026. Training use only. Always verify against a current Chart Supplement and sectional chart before flight; frequencies change. TowerTalk is not affiliated with the FAA. Report a discrepancy.
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