| Huntsville to Cernavoda | 5,612.88 mi (9,033.06 km) |
| Huntsville to Chitila | 5,528.01 mi (8,896.47 km) |
| Huntsville to Cisnadie | 5,406.26 mi (8,700.53 km) |
| Huntsville to Cluj-Napoca | 5,340.06 mi (8,593.99 km) |
| Huntsville to Codlea | 5,455.65 mi (8,780.03 km) |
| Huntsville to Comanesti | 5,460.85 mi (8,788.39 km) |
| Huntsville to Comarnic | 5,482.30 mi (8,822.91 km) |
| Huntsville to Constanta | 5,643.03 mi (9,081.58 km) |
| Huntsville to Corabia | 5,503.26 mi (8,856.64 km) |
| Huntsville to Costesti | 5,478.96 mi (8,817.54 km) |
| Huntsville to Covasna | 5,476.63 mi (8,813.79 km) |
| Huntsville to Craiova | 5,452.50 mi (8,774.95 km) |
| Huntsville to Cristuru Secuiesc | 5,414.58 mi (8,713.92 km) |
| Huntsville to Cugir | 5,370.81 mi (8,643.48 km) |
| Huntsville to Cumpana | 5,642.60 mi (9,080.89 km) |
