| Cumnock to Cernavoda | 1,609.42 mi (2,590.11 km) |
| Cumnock to Chitila | 1,524.53 mi (2,453.49 km) |
| Cumnock to Cisnadie | 1,402.67 mi (2,257.39 km) |
| Cumnock to Cluj-Napoca | 1,336.52 mi (2,150.93 km) |
| Cumnock to Codlea | 1,452.08 mi (2,336.89 km) |
| Cumnock to Comanesti | 1,459.57 mi (2,348.95 km) |
| Cumnock to Comarnic | 1,478.61 mi (2,379.59 km) |
| Cumnock to Constanta | 1,639.76 mi (2,638.94 km) |
| Cumnock to Corabia | 1,503.32 mi (2,419.35 km) |
| Cumnock to Costesti | 1,476.11 mi (2,375.56 km) |
| Cumnock to Covasna | 1,473.70 mi (2,371.69 km) |
| Cumnock to Craiova | 1,452.08 mi (2,336.89 km) |
| Cumnock to Cristuru Secuiesc | 1,411.36 mi (2,271.37 km) |
| Cumnock to Cugir | 1,367.51 mi (2,200.79 km) |
| Cumnock to Cumpana | 1,639.22 mi (2,638.08 km) |
