| Gahanna to Cabestany | 4,249.30 mi (6,838.58 km) |
| Gahanna to Cabries | 4,329.43 mi (6,967.54 km) |
| Gahanna to Cachan | 4,025.27 mi (6,478.05 km) |
| Gahanna to Caen | 3,903.06 mi (6,281.37 km) |
| Gahanna to Cagnes-sur-Mer | 4,397.53 mi (7,077.14 km) |
| Gahanna to Cahors | 4,124.52 mi (6,637.77 km) |
| Gahanna to Calais | 3,942.14 mi (6,344.26 km) |
| Gahanna to Caluire-et-Cuire | 4,225.81 mi (6,800.79 km) |
| Gahanna to Cambrai | 4,019.65 mi (6,469.00 km) |
| Gahanna to Canet-en-Roussillon | 4,251.28 mi (6,841.78 km) |
| Gahanna to Cannes | 4,395.77 mi (7,074.31 km) |
| Gahanna to Canteleu | 3,952.74 mi (6,361.32 km) |
| Gahanna to Capbreton | 4,023.75 mi (6,475.59 km) |
| Gahanna to Carcassonne | 4,205.23 mi (6,767.66 km) |
| Gahanna to Carmaux | 4,168.83 mi (6,709.09 km) |
