| Omagh to Campo de Criptana | 1,067.32 mi (1,717.68 km) |
| Omagh to Campos del Puerto | 1,151.73 mi (1,853.53 km) |
| Omagh to Canals | 1,124.24 mi (1,809.30 km) |
| Omagh to Candelaria | 1,869.10 mi (3,008.03 km) |
| Omagh to Canet de Mar | 1,004.87 mi (1,617.18 km) |
| Omagh to Cangas | 854.32 mi (1,374.90 km) |
| Omagh to Cangas de Narcea | 789.67 mi (1,270.86 km) |
| Omagh to Canovellas | 997.09 mi (1,604.66 km) |
| Omagh to Canteras | 1,209.45 mi (1,946.42 km) |
| Omagh to Cantillana | 1,175.95 mi (1,892.51 km) |
| Omagh to Capdepera | 1,142.60 mi (1,838.84 km) |
| Omagh to Carballo | 788.32 mi (1,268.68 km) |
| Omagh to Carcagente | 1,115.24 mi (1,794.81 km) |
| Omagh to Cardedeu | 997.19 mi (1,604.82 km) |
| Omagh to Carlet | 1,107.31 mi (1,782.04 km) |
