| Hwlffordd to Cernavoda | 1,592.64 mi (2,563.10 km) |
| Hwlffordd to Chitila | 1,499.55 mi (2,413.29 km) |
| Hwlffordd to Cisnadie | 1,380.86 mi (2,222.28 km) |
| Hwlffordd to Cluj-Napoca | 1,323.61 mi (2,130.15 km) |
| Hwlffordd to Codlea | 1,436.37 mi (2,311.62 km) |
| Hwlffordd to Comanesti | 1,456.13 mi (2,343.42 km) |
| Hwlffordd to Comarnic | 1,459.26 mi (2,348.45 km) |
| Hwlffordd to Constanta | 1,624.20 mi (2,613.89 km) |
| Hwlffordd to Corabia | 1,463.78 mi (2,355.73 km) |
| Hwlffordd to Costesti | 1,447.21 mi (2,329.06 km) |
| Hwlffordd to Covasna | 1,463.03 mi (2,354.52 km) |
| Hwlffordd to Craiova | 1,414.34 mi (2,276.16 km) |
| Hwlffordd to Cristuru Secuiesc | 1,400.03 mi (2,253.13 km) |
| Hwlffordd to Cugir | 1,343.16 mi (2,161.61 km) |
| Hwlffordd to Cumpana | 1,622.82 mi (2,611.67 km) |
