Airports
| Airport Name | Airport Code | Country |
|---|---|---|
| Cutral | CUT | Argentina |
| Clorinda | CLX | Argentina |
| Comandante Espora | BHI | Argentina |
| Catamarca | CTC | Argentina |
| Cataratas | IGR | Argentina |
| Caviahue | CVH | Argentina |
| Comodoro Rivadavia | CRD | Argentina |
| Concordia | COC | Argentina |
| Cessnock | CES | Australia |
| Coorabie | CRJ | Australia |
| Coen | CUQ | Australia |
| Coconut Island | CNC | Australia |
| Canberra | CBR | Australia |
| Collarenebri | CRB | Australia |
| Cloncurry | CNJ | Australia |
| Croker Island | CKI | Australia |
| Coober Pedy | CPD | Australia |
| Cue | CUY | Australia |
| Cudal | CUG | Australia |
| Cape Barren Island | CBI | Australia |