| Castel Gandolfo to Cabestany | 500.73 mi (805.85 km) |
| Castel Gandolfo to Cabries | 387.82 mi (624.14 km) |
| Castel Gandolfo to Cachan | 697.95 mi (1,123.24 km) |
| Castel Gandolfo to Caen | 811.67 mi (1,306.25 km) |
| Castel Gandolfo to Cagnes-sur-Mer | 309.14 mi (497.51 km) |
| Castel Gandolfo to Cahors | 595.03 mi (957.61 km) |
| Castel Gandolfo to Calais | 816.34 mi (1,313.77 km) |
| Castel Gandolfo to Caluire-et-Cuire | 479.09 mi (771.02 km) |
| Castel Gandolfo to Cambrai | 736.20 mi (1,184.79 km) |
| Castel Gandolfo to Canet-en-Roussillon | 497.60 mi (800.81 km) |
| Castel Gandolfo to Cannes | 312.43 mi (502.81 km) |
| Castel Gandolfo to Canteleu | 772.12 mi (1,242.60 km) |
| Castel Gandolfo to Capbreton | 726.18 mi (1,168.67 km) |
| Castel Gandolfo to Carcassonne | 534.25 mi (859.79 km) |
| Castel Gandolfo to Carmaux | 554.00 mi (891.58 km) |
