| Omagh to Creutzwald | 700.96 mi (1,128.09 km) |
| Omagh to Croissy-sur-Seine | 563.61 mi (907.04 km) |
| Omagh to Croix | 513.75 mi (826.81 km) |
| Omagh to Crosne | 581.70 mi (936.15 km) |
| Omagh to Cuers | 988.13 mi (1,590.24 km) |
| Omagh to Cugnaux | 856.37 mi (1,378.19 km) |
| Omagh to Cusset | 750.40 mi (1,207.65 km) |
| Omagh to Dammarie-le-Lys | 597.29 mi (961.25 km) |
| Omagh to Dammartin-en-Goele | 571.43 mi (919.63 km) |
| Omagh to Dardilly | 805.31 mi (1,296.03 km) |
| Omagh to Darnetal | 504.54 mi (811.97 km) |
| Omagh to Dax | 802.11 mi (1,290.88 km) |
| Omagh to Decines-Charpieu | 813.28 mi (1,308.85 km) |
| Omagh to Denain | 536.76 mi (863.83 km) |
| Omagh to Deuil-la-Barre | 564.24 mi (908.06 km) |
