| Cuellar to Cernavoda | 1,639.76 mi (2,638.94 km) |
| Cuellar to Chitila | 1,537.99 mi (2,475.16 km) |
| Cuellar to Cisnadie | 1,447.94 mi (2,330.23 km) |
| Cuellar to Cluj-Napoca | 1,425.00 mi (2,293.32 km) |
| Cuellar to Codlea | 1,510.30 mi (2,430.59 km) |
| Cuellar to Comanesti | 1,559.54 mi (2,509.84 km) |
| Cuellar to Comarnic | 1,519.56 mi (2,445.50 km) |
| Cuellar to Constanta | 1,670.30 mi (2,688.09 km) |
| Cuellar to Corabia | 1,467.56 mi (2,361.81 km) |
| Cuellar to Costesti | 1,483.40 mi (2,387.30 km) |
| Cuellar to Covasna | 1,546.13 mi (2,488.25 km) |
| Cuellar to Craiova | 1,431.69 mi (2,304.09 km) |
| Cuellar to Cristuru Secuiesc | 1,491.79 mi (2,400.80 km) |
| Cuellar to Cugir | 1,410.36 mi (2,269.76 km) |
| Cuellar to Cumpana | 1,666.80 mi (2,682.46 km) |
