| Omagh to Chenove | 733.59 mi (1,180.59 km) |
| Omagh to Cherbourg | 418.73 mi (673.88 km) |
| Omagh to Chevigny-Saint-Sauveur | 737.08 mi (1,186.22 km) |
| Omagh to Chevilly-Larue | 575.76 mi (926.59 km) |
| Omagh to Chilly-Mazarin | 577.80 mi (929.89 km) |
| Omagh to Choisy-le-Roi | 577.63 mi (929.61 km) |
| Omagh to Cholet | 590.19 mi (949.82 km) |
| Omagh to Clamart | 571.20 mi (919.26 km) |
| Omagh to Claye-Souilly | 577.03 mi (928.64 km) |
| Omagh to Clermont | 546.95 mi (880.23 km) |
| Omagh to Clermont-Ferrand | 760.45 mi (1,223.83 km) |
| Omagh to Clermont-l'Herault | 897.19 mi (1,443.89 km) |
| Omagh to Clichy | 567.27 mi (912.93 km) |
| Omagh to Clichy-sous-Bois | 574.60 mi (924.74 km) |
| Omagh to Cluses | 846.63 mi (1,362.53 km) |
