| Omagh to Cavaillon | 925.35 mi (1,489.21 km) |
| Omagh to Cebazat | 758.12 mi (1,220.08 km) |
| Omagh to Cenon | 736.27 mi (1,184.91 km) |
| Omagh to Cergy | 553.10 mi (890.13 km) |
| Omagh to Cernay | 779.79 mi (1,254.95 km) |
| Omagh to Cesson | 593.62 mi (955.35 km) |
| Omagh to Cesson-Sevigne | 509.50 mi (819.97 km) |
| Omagh to Cestas | 740.88 mi (1,192.34 km) |
| Omagh to Chalette-sur-Loing | 626.66 mi (1,008.52 km) |
| Omagh to Challans | 584.63 mi (940.87 km) |
| Omagh to Chalon-sur-Saone | 755.43 mi (1,215.75 km) |
| Omagh to Chalons-en-Champagne | 630.91 mi (1,015.35 km) |
| Omagh to Chamalieres | 760.59 mi (1,224.06 km) |
| Omagh to Chambery | 852.29 mi (1,371.63 km) |
| Omagh to Chambly | 552.23 mi (888.73 km) |
