| Lake Ronkonkoma to Cernavoda | 4,793.03 mi (7,713.64 km) |
| Lake Ronkonkoma to Chitila | 4,705.04 mi (7,572.04 km) |
| Lake Ronkonkoma to Cisnadie | 4,583.98 mi (7,377.21 km) |
| Lake Ronkonkoma to Cluj-Napoca | 4,520.29 mi (7,274.71 km) |
| Lake Ronkonkoma to Codlea | 4,635.53 mi (7,460.16 km) |
| Lake Ronkonkoma to Comanesti | 4,645.00 mi (7,475.40 km) |
| Lake Ronkonkoma to Comarnic | 4,661.07 mi (7,501.26 km) |
| Lake Ronkonkoma to Constanta | 4,823.76 mi (7,763.09 km) |
| Lake Ronkonkoma to Corabia | 4,675.71 mi (7,524.83 km) |
| Lake Ronkonkoma to Costesti | 4,654.64 mi (7,490.92 km) |
| Lake Ronkonkoma to Covasna | 4,658.32 mi (7,496.85 km) |
| Lake Ronkonkoma to Craiova | 4,625.48 mi (7,444.00 km) |
| Lake Ronkonkoma to Cristuru Secuiesc | 4,595.71 mi (7,396.08 km) |
| Lake Ronkonkoma to Cugir | 4,547.66 mi (7,318.75 km) |
| Lake Ronkonkoma to Cumpana | 4,823.01 mi (7,761.89 km) |
