| Cwmbran to Cernavoda | 1,508.62 mi (2,427.88 km) |
| Cwmbran to Chitila | 1,415.54 mi (2,278.09 km) |
| Cwmbran to Cisnadie | 1,296.84 mi (2,087.06 km) |
| Cwmbran to Cluj-Napoca | 1,239.66 mi (1,995.04 km) |
| Cwmbran to Codlea | 1,352.36 mi (2,176.42 km) |
| Cwmbran to Comanesti | 1,372.31 mi (2,208.53 km) |
| Cwmbran to Comarnic | 1,375.23 mi (2,213.23 km) |
| Cwmbran to Constanta | 1,540.18 mi (2,478.67 km) |
| Cwmbran to Corabia | 1,380.01 mi (2,220.92 km) |
| Cwmbran to Costesti | 1,363.23 mi (2,193.91 km) |
| Cwmbran to Covasna | 1,379.08 mi (2,219.41 km) |
| Cwmbran to Craiova | 1,330.51 mi (2,141.24 km) |
| Cwmbran to Cristuru Secuiesc | 1,316.08 mi (2,118.02 km) |
| Cwmbran to Cugir | 1,259.14 mi (2,026.39 km) |
| Cwmbran to Cumpana | 1,538.79 mi (2,476.45 km) |
