| Olton to Cervignano del Friuli | 820.53 mi (1,320.52 km) |
| Olton to Cesa | 1,093.29 mi (1,759.48 km) |
| Olton to Cesano Maderno | 682.22 mi (1,097.93 km) |
| Olton to Cesena | 861.02 mi (1,385.68 km) |
| Olton to Cesenatico | 863.08 mi (1,388.99 km) |
| Olton to Cetraro | 1,228.86 mi (1,977.66 km) |
| Olton to Cherasco | 695.39 mi (1,119.12 km) |
| Olton to Chiampo | 758.69 mi (1,220.99 km) |
| Olton to Chiaravalle | 925.33 mi (1,489.18 km) |
| Olton to Chiari | 712.19 mi (1,146.16 km) |
| Olton to Chiavari | 757.37 mi (1,218.88 km) |
| Olton to Chieri | 673.87 mi (1,084.49 km) |
| Olton to Chieti | 1,017.55 mi (1,637.59 km) |
| Olton to Chioggia | 809.51 mi (1,302.78 km) |
| Olton to Chiusi | 909.45 mi (1,463.61 km) |
