| Horn Lake to Cernavoda | 5,724.63 mi (9,212.90 km) |
| Horn Lake to Chitila | 5,642.10 mi (9,080.08 km) |
| Horn Lake to Cisnadie | 5,520.10 mi (8,883.74 km) |
| Horn Lake to Cluj-Napoca | 5,452.30 mi (8,774.62 km) |
| Horn Lake to Codlea | 5,567.91 mi (8,960.68 km) |
| Horn Lake to Comanesti | 5,570.25 mi (8,964.45 km) |
| Horn Lake to Comarnic | 5,595.27 mi (9,004.71 km) |
| Horn Lake to Constanta | 5,754.32 mi (9,260.69 km) |
| Horn Lake to Corabia | 5,620.78 mi (9,045.78 km) |
| Horn Lake to Costesti | 5,594.12 mi (9,002.86 km) |
| Horn Lake to Covasna | 5,587.62 mi (8,992.40 km) |
| Horn Lake to Craiova | 5,569.70 mi (8,963.57 km) |
| Horn Lake to Cristuru Secuiesc | 5,526.07 mi (8,893.35 km) |
| Horn Lake to Cugir | 5,485.33 mi (8,827.79 km) |
| Horn Lake to Cumpana | 5,754.11 mi (9,260.34 km) |
