| Round Lake Beach to Cernavoda | 5,264.98 mi (8,473.16 km) |
| Round Lake Beach to Chitila | 5,186.56 mi (8,346.96 km) |
| Round Lake Beach to Cisnadie | 5,064.59 mi (8,150.67 km) |
| Round Lake Beach to Cluj-Napoca | 4,994.40 mi (8,037.71 km) |
| Round Lake Beach to Codlea | 5,109.62 mi (8,223.14 km) |
| Round Lake Beach to Comanesti | 5,107.43 mi (8,219.62 km) |
| Round Lake Beach to Comarnic | 5,138.04 mi (8,268.87 km) |
| Round Lake Beach to Constanta | 5,293.86 mi (8,519.64 km) |
| Round Lake Beach to Corabia | 5,171.20 mi (8,322.23 km) |
| Round Lake Beach to Costesti | 5,140.55 mi (8,272.91 km) |
| Round Lake Beach to Covasna | 5,127.22 mi (8,251.47 km) |
| Round Lake Beach to Craiova | 5,119.75 mi (8,239.45 km) |
| Round Lake Beach to Cristuru Secuiesc | 5,066.69 mi (8,154.05 km) |
| Round Lake Beach to Cugir | 5,031.10 mi (8,096.77 km) |
| Round Lake Beach to Cumpana | 5,293.98 mi (8,519.84 km) |
