| Omagh to Corato | 1,425.70 mi (2,294.44 km) |
| Omagh to Corbetta | 952.38 mi (1,532.71 km) |
| Omagh to Corciano | 1,183.55 mi (1,904.73 km) |
| Omagh to Cordenons | 1,058.26 mi (1,703.11 km) |
| Omagh to Cori | 1,282.95 mi (2,064.71 km) |
| Omagh to Coriano | 1,151.64 mi (1,853.39 km) |
| Omagh to Corigliano Calabro | 1,511.58 mi (2,432.65 km) |
| Omagh to Corleone | 1,509.12 mi (2,428.70 km) |
| Omagh to Cormano | 956.43 mi (1,539.23 km) |
| Omagh to Cornaredo | 954.54 mi (1,536.18 km) |
| Omagh to Cornate d'Adda | 961.45 mi (1,547.30 km) |
| Omagh to Cornedo Vicentino | 1,027.54 mi (1,653.67 km) |
| Omagh to Correggio | 1,049.63 mi (1,689.21 km) |
| Omagh to Corridonia | 1,219.13 mi (1,962.01 km) |
| Omagh to Corsico | 960.66 mi (1,546.04 km) |
