Towered · Class C surface area
Mc Ghee Tyson (KTYS) radio calls
Knoxville, TNICAO KTYS · FAA TYS
Mc Ghee Tyson is a towered airport in Knoxville, TN. You will taxi with Ground on 121.9 and work Knoxville Tower on 121.2, after listening to the ATIS on 128.35. The approach control is Knoxville Approach on 118.0, which is who you call for VFR flight following. The tower operates 24 hours.
The airport has a Class C surface area: two-way radio communication with the approach control must be established before entering, and a transponder with altitude reporting is required.
Frequencies
| ATIS | 128.35 |
|---|---|
| Clearance Delivery | 121.65 |
| GroundKnoxville Ground | 121.9 |
| TowerKnoxville Tower | 121.2 |
| UNICOM | 122.95 |
| Approach / DepartureKnoxville Approach | 118.0 |
Airport
- Runways
- 05L · 23R · 05R · 23L
- Right-hand pattern
- Runway 23R, 05R
- Elevation
- 986 ft
- Tower hours
- 24 hours
- Position
- 35.811, -83.994
Towered airport with a Class C surface area
Sample calls at KTYS
Mc Ghee Tyson has a Class C surface area: establish two-way communication with the approach control before entering, and keep it (AIM 3-2-4 c 3). A reply with your call sign, even "standby", establishes it. The calls below use runway 05L; the tower assigns the runway in use 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.
- Listen to the ATIS on 128.35 first and note the letter; "with Information (letter)" on your first call lets the controller skip the weather (JO 7110.65 3-10-1).
- YouKnoxville Clearance, Cessna Three One Six Zero Foxtrot, at the ramp with Information Alpha, VFR to the north, request clearance.
- ATCCessna Six Zero Foxtrot, Knoxville Clearance, maintain VFR at or below two thousand five hundred, departure frequency one one eight point zero, squawk four six one two.
- YouAt or below two thousand five hundred, departure one one eight point zero, squawk four six one two, Cessna Six Zero Foxtrot.
- YouKnoxville Ground, Cessna Three One Six Zero Foxtrot, at the ramp with Information Alpha, request taxi, VFR departure to the north.
- ATCCessna Six Zero Foxtrot, Knoxville Ground, runway zero five left, taxi via Alpha, hold short of runway zero five left.
- YouRunway zero five left, taxi via Alpha, hold short of runway zero five left, Cessna Six Zero Foxtrot.
- The runway, any clearance onto a runway and every hold-short instruction are read back (AIM 4-3-18 a 9). Stay on Ground through the run-up and switch to Tower when ready (AIM 4-3-14 a).
- YouKnoxville Tower, Cessna Six Zero Foxtrot, holding short runway zero five left, ready for departure, northbound.
- ATCCessna Six Zero Foxtrot, Knoxville Tower, runway zero five left, cleared for takeoff.
- YouRunway zero five left, cleared for takeoff, Cessna Six Zero Foxtrot.
- ATCCessna Six Zero Foxtrot, contact Knoxville Approach one one eight point zero.
- Youone one eight point zero, Cessna Six Zero Foxtrot.
- YouKnoxville Approach, Cessna Three One Six Zero Foxtrot, two thousand climbing four thousand five hundred, request VFR flight following to the north.
- ATCCessna Six Zero Foxtrot, Knoxville Approach, radar contact, altimeter three zero zero one.
- YouAltimeter three zero zero one, Cessna Six Zero Foxtrot.
- Inbound: call the approach control before the Class C boundary; a reply with your call sign establishes communication and you may enter (AIM 3-2-4 c 3).
- YouKnoxville Approach, Cessna Three One Six Zero Foxtrot, one five miles north, three thousand five hundred, squawking one two zero zero, with Information Bravo, landing Knoxville, request Class Charlie service.
- ATCCessna Six Zero Foxtrot, Knoxville Approach, squawk four six one two, ident.
- YouSquawk four six one two, ident, Cessna Six Zero Foxtrot.
- ATCCessna Six Zero Foxtrot, radar contact, altimeter three zero zero one, contact Knoxville Tower one two one point two.
- YouAltimeter three zero zero one, one two one point two, Cessna Six Zero Foxtrot.
- YouKnoxville Tower, Cessna Six Zero Foxtrot, five miles north, three thousand, with Bravo.
- ATCCessna Six Zero Foxtrot, Knoxville Tower, enter left downwind runway zero five left, report midfield downwind.
- YouEnter left downwind runway zero five left, report midfield, Cessna Six Zero Foxtrot.
- YouKnoxville Tower, Cessna Six Zero Foxtrot, midfield left downwind, runway zero five left.
- ATCCessna Six Zero Foxtrot, runway zero five left, cleared to land, wind two seven zero at eight.
- YouRunway zero five left, cleared to land, Cessna Six Zero Foxtrot.
- The wind is information: acknowledged, not read back. Exit at the first available taxiway or as told, taxi clear of the hold-short markings, and change to Ground only when the tower says (AIM 4-3-21).
- ATCCessna Six Zero Foxtrot, exit at the next taxiway, contact Knoxville Ground one two one point niner.
- YouExit next taxiway, one two one point niner, Cessna Six Zero Foxtrot.
- YouKnoxville Ground, Cessna Six Zero Foxtrot, clear of runway zero five left, taxi to the ramp.
If things change. The tower operates 24 hours. If you cannot raise it, check the frequency and volume, then squawk 7600, remain outside the Class D until you have the traffic flow, and watch for light signals (AIM 4-2-13).
Phraseology from AIM 4-2-3; 4-3-18 a 9; 4-3-14; 4-3-21; 4-4-7 b; 4-1-18 a 3; 3-2-4 c 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.
