| Boone to Cernavoda | 5,347.01 mi (8,605.18 km) |
| Boone to Chitila | 5,260.23 mi (8,465.53 km) |
| Boone to Cisnadie | 5,138.85 mi (8,270.19 km) |
| Boone to Cluj-Napoca | 5,074.12 mi (8,166.01 km) |
| Boone to Codlea | 5,189.55 mi (8,351.78 km) |
| Boone to Comanesti | 5,197.24 mi (8,364.16 km) |
| Boone to Comarnic | 5,215.55 mi (8,393.62 km) |
| Boone to Constanta | 5,377.52 mi (8,654.28 km) |
| Boone to Corabia | 5,232.63 mi (8,421.10 km) |
| Boone to Costesti | 5,210.34 mi (8,385.23 km) |
| Boone to Covasna | 5,211.61 mi (8,387.28 km) |
| Boone to Craiova | 5,182.19 mi (8,339.93 km) |
| Boone to Cristuru Secuiesc | 5,149.20 mi (8,286.84 km) |
| Boone to Cugir | 5,102.86 mi (8,212.26 km) |
| Boone to Cumpana | 5,376.90 mi (8,653.28 km) |
