| Omagh to Castrovillari | 1,489.36 mi (2,396.89 km) |
| Omagh to Catania | 1,581.89 mi (2,545.81 km) |
| Omagh to Catanzaro | 1,552.26 mi (2,498.13 km) |
| Omagh to Cattolica | 1,156.20 mi (1,860.73 km) |
| Omagh to Cava de' Tirreni | 1,392.16 mi (2,240.46 km) |
| Omagh to Cavallino | 1,531.19 mi (2,464.21 km) |
| Omagh to Cavarzere | 1,076.11 mi (1,731.84 km) |
| Omagh to Cave | 1,274.39 mi (2,050.93 km) |
| Omagh to Cavriago | 1,044.83 mi (1,681.49 km) |
| Omagh to Cavriglia | 1,137.13 mi (1,830.03 km) |
| Omagh to Cazzago San Martino | 983.69 mi (1,583.09 km) |
| Omagh to Ceccano | 1,300.82 mi (2,093.47 km) |
| Omagh to Cecina | 1,116.24 mi (1,796.41 km) |
| Omagh to Cefalu | 1,518.36 mi (2,443.57 km) |
| Omagh to Ceglie Messapico | 1,489.59 mi (2,397.27 km) |
