| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| CYANAMID-HANNIBAL | airport | United States | 39.83 | -91.44 | 468 | 0 | |
| CYBER DENSITY BALLOON SPOT | airport | United States | 40.43 | -74.63 | 75 | 0 | |
| CYF (CHEFORNAK) | airport | United States | 60.15 | -164.29 | 40 | 0 | |
| CYM (CHATHAM) | airport | United States | 57.51 | -134.95 | 0 | 0 | |
| CYNTHIANA HARRISON CO | airport | United States | 38.37 | -84.28 | 721 | 0 | |
| CYPRESS CREEK | airport | United States | 35.06 | -92.08 | 280 | 0 | |
| CYPRESS CREEK AIRPARK | airport | United States | 35.05 | -92.12 | 270 | 0 | |
| CYPRESS FAIRBANKS MEDICAL CENTER | airport | United States | 29.93 | -95.59 | 125 | 0 | |
| CYPRESS GARDENS | airport | United States | 27.99 | -81.69 | 151 | 0 | |
| CYPRESS LAKES | airport | United States | 32.16 | -81.40 | 30 | 0 | |
| CYPRESS RIVER | airport | United States | 32.75 | -94.30 | 221 | 0 | |
| CYR AVIATION | airport | United States | 33.59 | -114.61 | 263 | 0 | |
| CYRIL E KING | airport | United States | 18.34 | -64.97 | 23 | 0 | |
| CYS (CHEYENNE RGNL JERRY OLSON FLD) | airport | United States | 41.16 | -104.81 | 6156 | 0 | |
| CYT (YAKATAGA) | airport | United States | 60.08 | -142.49 | 12 | 0 |