| Grinon to Cernavoda | 1,643.91 mi (2,645.61 km) |
| Grinon to Chitila | 1,542.60 mi (2,482.58 km) |
| Grinon to Cisnadie | 1,457.49 mi (2,345.61 km) |
| Grinon to Cluj-Napoca | 1,439.05 mi (2,315.92 km) |
| Grinon to Codlea | 1,519.61 mi (2,445.57 km) |
| Grinon to Comanesti | 1,571.58 mi (2,529.21 km) |
| Grinon to Comarnic | 1,527.10 mi (2,457.63 km) |
| Grinon to Constanta | 1,673.91 mi (2,693.90 km) |
| Grinon to Corabia | 1,469.11 mi (2,364.31 km) |
| Grinon to Costesti | 1,488.63 mi (2,395.72 km) |
| Grinon to Covasna | 1,555.96 mi (2,504.07 km) |
| Grinon to Craiova | 1,435.53 mi (2,310.27 km) |
| Grinon to Cristuru Secuiesc | 1,503.53 mi (2,419.70 km) |
| Grinon to Cugir | 1,420.62 mi (2,286.27 km) |
| Grinon to Cumpana | 1,670.20 mi (2,687.93 km) |
