| Ostwald to Corbetta | 220.51 mi (354.88 km) |
| Ostwald to Corciano | 433.98 mi (698.43 km) |
| Ostwald to Cordenons | 293.38 mi (472.16 km) |
| Ostwald to Cori | 540.08 mi (869.17 km) |
| Ostwald to Coriano | 393.29 mi (632.94 km) |
| Ostwald to Corigliano Calabro | 756.16 mi (1,216.92 km) |
| Ostwald to Corleone | 792.73 mi (1,275.77 km) |
| Ostwald to Cormano | 218.34 mi (351.38 km) |
| Ostwald to Cornaredo | 219.77 mi (353.69 km) |
| Ostwald to Cornate d'Adda | 216.73 mi (348.79 km) |
| Ostwald to Cornedo Vicentino | 265.22 mi (426.83 km) |
| Ostwald to Correggio | 298.96 mi (481.13 km) |
| Ostwald to Corridonia | 460.16 mi (740.55 km) |
| Ostwald to Corsico | 225.33 mi (362.63 km) |
| Ostwald to Cortona | 418.27 mi (673.14 km) |
