| Gahanna to Cavaillon | 4,300.86 mi (6,921.56 km) |
| Gahanna to Cebazat | 4,150.79 mi (6,680.05 km) |
| Gahanna to Cenon | 4,025.42 mi (6,478.28 km) |
| Gahanna to Cergy | 4,006.90 mi (6,448.47 km) |
| Gahanna to Cernay | 4,253.90 mi (6,845.98 km) |
| Gahanna to Cesson | 4,043.21 mi (6,506.91 km) |
| Gahanna to Cesson-Sevigne | 3,882.00 mi (6,247.47 km) |
| Gahanna to Cestas | 4,022.37 mi (6,473.38 km) |
| Gahanna to Chalette-sur-Loing | 4,065.92 mi (6,543.47 km) |
| Gahanna to Challans | 3,907.09 mi (6,287.86 km) |
| Gahanna to Chalon-sur-Saone | 4,193.15 mi (6,748.23 km) |
| Gahanna to Chalons-en-Champagne | 4,102.64 mi (6,602.55 km) |
| Gahanna to Chamalieres | 4,151.27 mi (6,680.82 km) |
| Gahanna to Chambery | 4,278.21 mi (6,885.12 km) |
| Gahanna to Chambly | 4,010.48 mi (6,454.24 km) |
