| Willow Grove to Cernavoda | 4,902.89 mi (7,890.43 km) |
| Willow Grove to Chitila | 4,815.38 mi (7,749.61 km) |
| Willow Grove to Cisnadie | 4,694.18 mi (7,554.56 km) |
| Willow Grove to Cluj-Napoca | 4,630.07 mi (7,451.38 km) |
| Willow Grove to Codlea | 4,745.39 mi (7,636.97 km) |
| Willow Grove to Comanesti | 4,754.17 mi (7,651.10 km) |
| Willow Grove to Comarnic | 4,771.12 mi (7,678.37 km) |
| Willow Grove to Constanta | 4,933.53 mi (7,939.75 km) |
| Willow Grove to Corabia | 4,786.79 mi (7,703.60 km) |
| Willow Grove to Costesti | 4,765.19 mi (7,668.84 km) |
| Willow Grove to Covasna | 4,767.90 mi (7,673.19 km) |
| Willow Grove to Craiova | 4,736.47 mi (7,622.61 km) |
| Willow Grove to Cristuru Secuiesc | 4,705.36 mi (7,572.54 km) |
| Willow Grove to Cugir | 4,658.00 mi (7,496.32 km) |
| Willow Grove to Cumpana | 4,932.83 mi (7,938.62 km) |
