| Omegna to Castrovillari | 574.99 mi (925.35 km) |
| Omegna to Catania | 673.22 mi (1,083.45 km) |
| Omegna to Catanzaro | 637.48 mi (1,025.92 km) |
| Omegna to Cattolica | 249.43 mi (401.41 km) |
| Omegna to Cava de' Tirreni | 477.36 mi (768.24 km) |
| Omegna to Cavallino | 625.13 mi (1,006.05 km) |
| Omegna to Cavarzere | 185.14 mi (297.96 km) |
| Omegna to Cave | 359.89 mi (579.19 km) |
| Omegna to Cavriago | 131.56 mi (211.72 km) |
| Omegna to Cavriglia | 222.34 mi (357.82 km) |
| Omegna to Cazzago San Martino | 80.72 mi (129.90 km) |
| Omegna to Ceccano | 386.17 mi (621.48 km) |
| Omegna to Cecina | 205.15 mi (330.16 km) |
| Omegna to Cefalu | 613.51 mi (987.35 km) |
| Omegna to Ceglie Messapico | 582.29 mi (937.11 km) |
