| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| THR (MEHRABAD INTL) | airport | Iran | 35.69 | 51.31 | 3962 | 0 | |
| THRALL LAKE | airport | United States | 42.12 | -85.52 | 850 | 0 | |
| THREE ACRES | airport | United States | 33.64 | -97.00 | 775 | 0 | |
| THREE CASTLES AIRPARK | airport | United States | 43.67 | -90.23 | 921 | 0 | |
| THREE CROSS RANCH | airport | United States | 46.13 | -109.36 | 3930 | 0 | |
| THREE FORKS | airport | United States | 45.88 | -111.57 | 4089 | 0 | |
| THREE HILLS | airport | Canada | 51.70 | -113.21 | 2975 | 0 | |
| THREE J | airport | United States | 39.57 | -77.12 | 510 | 0 | |
| THREE LAKES MUNI | airport | United States | 45.79 | -89.12 | 1636 | 0 | |
| THREE MILE ISLAND | airport | United States | 40.14 | -76.72 | 310 | 0 | |
| THREE RIVERS | airport | United States | 34.82 | -92.44 | 264 | 0 | |
| THREE RIVERS HEALTHCARE HOSPITAL | airport | United States | 36.77 | -90.43 | 350 | 0 | |
| THREE RIVERS MUNI DR HAINES | airport | United States | 41.96 | -85.59 | 824 | 0 | |
| THREE RIVERS RANCH | airport | United States | 33.33 | -106.03 | 4807 | 0 | |
| THREE VALLEYS RANCH | airport | United States | 44.49 | -117.75 | 3455 | 0 | |
| THRESHING BEE | airport | United States | 39.19 | -95.22 | 1150 | 0 | |
| THRIFTS | airport | United States | 30.35 | -82.12 | 100 | 0 | |
| THRIFTY ACRES | airport | United States | 42.14 | -89.23 | 725 | 0 | |
| THROCKMORTON MUNI | airport | United States | 33.18 | -99.15 | 1273 | 0 | |
| THRUST INDUSTRIES | airport | United States | 38.21 | -87.58 | 460 | 0 |