| Olhao to Cervignano del Friuli | 1,248.65 mi (2,009.50 km) |
| Olhao to Cesa | 1,212.69 mi (1,951.64 km) |
| Olhao to Cesano Maderno | 1,059.66 mi (1,705.36 km) |
| Olhao to Cesena | 1,158.86 mi (1,865.01 km) |
| Olhao to Cesenatico | 1,167.24 mi (1,878.50 km) |
| Olhao to Cetraro | 1,298.10 mi (2,089.08 km) |
| Olhao to Cherasco | 972.95 mi (1,565.82 km) |
| Olhao to Chiampo | 1,150.05 mi (1,850.83 km) |
| Olhao to Chiaravalle | 1,200.22 mi (1,931.57 km) |
| Olhao to Chiari | 1,087.87 mi (1,750.75 km) |
| Olhao to Chiavari | 1,028.43 mi (1,655.10 km) |
| Olhao to Chieri | 982.85 mi (1,581.74 km) |
| Olhao to Chieti | 1,222.54 mi (1,967.49 km) |
| Olhao to Chioggia | 1,185.78 mi (1,908.33 km) |
| Olhao to Chiusi | 1,122.62 mi (1,806.68 km) |
