| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| CKA (KEGELMAN AF AUX FLD) | airport | United States | 36.74 | -98.12 | 1202 | 0 | |
| CKB (HARRISON MARION RGNL) | airport | United States | 39.30 | -80.23 | 1217 | 0 | |
| CKC (CHERKASY INTL) | airport | Ukraine | 49.42 | 32.00 | 375 | 0 | |
| CKD (CROOKED CREEK) | airport | United States | 61.87 | -158.13 | 178 | 0 | |
| CKE (LAMPSON FLD) | airport | United States | 38.99 | -122.90 | 1379 | 0 | |
| CKG (JIANGBEI) | airport | China | 29.72 | 106.64 | 1365 | 0 | |
| CKH (Chokurdakh Airport) | airport | 70.62 | 147.90 | 151 | 0 | ||
| CKI (Croker Island Airport) | airport | -11.16 | 132.48 | 16 | 0 | ||
| CKK (SHARP CO RGNL) | airport | United States | 36.26 | -91.56 | 716 | 0 | |
| CKL (Chkalovskiy Airport) | airport | 55.88 | 38.06 | 499 | 0 | ||
| CKM (FLETCHER FLD) | airport | United States | 34.30 | -90.51 | 173 | 0 | |
| CKN (CROOKSTON MUNI KIRKWOOD FLD) | airport | United States | 47.84 | -96.62 | 899 | 0 | |
| CKO (Cornélio Procópio Airport) | airport | -23.15 | -50.60 | 1854 | 0 | ||
| CKS (CARAJAS) | airport | Brazil | -6.12 | -50.00 | 2038 | 0 | |
| CKT (SARAKHS) | airport | Iran | 36.50 | 61.06 | 945 | 0 | |
| CKU (CORDOVA MUNI) | airport | United States | 60.54 | -145.73 | 12 | 0 | |
| CKV (OUTLAW FLD) | airport | United States | 36.62 | -87.41 | 550 | 0 | |
| CKW (Graeme Rowley Aerodrome) | airport | -22.35 | 119.64 | 1462 | 0 | ||
| CKX (CHICKEN) | airport | United States | 64.07 | -141.95 | 1640 | 0 | |
| CKY (CONAKRY) | airport | Guinea | 9.58 | -13.61 | 72 | 0 | |
| CKYE FIELD | airport | United States | 46.54 | -114.04 | 3600 | 0 | |
| CKZ (CANAKKALE) | airport | Turkey | 40.14 | 26.43 | 23 | 0 |