| Gahanna to Celano | 4,728.65 mi (7,610.03 km) |
| Gahanna to Cento | 4,531.69 mi (7,293.05 km) |
| Gahanna to Cepagatti | 4,738.79 mi (7,626.35 km) |
| Gahanna to Ceprano | 4,748.28 mi (7,641.62 km) |
| Gahanna to Cercola | 4,810.98 mi (7,742.52 km) |
| Gahanna to Cerea | 4,511.45 mi (7,260.47 km) |
| Gahanna to Cerese | 4,497.89 mi (7,238.66 km) |
| Gahanna to Cerignola | 4,859.82 mi (7,821.13 km) |
| Gahanna to Cermenate | 4,405.50 mi (7,089.96 km) |
| Gahanna to Cernusco sul Naviglio | 4,422.42 mi (7,117.20 km) |
| Gahanna to Cerreto Guidi | 4,551.54 mi (7,325.00 km) |
| Gahanna to Cerro Maggiore | 4,403.60 mi (7,086.91 km) |
| Gahanna to Certaldo | 4,566.43 mi (7,348.96 km) |
| Gahanna to Cerveteri | 4,670.60 mi (7,516.61 km) |
| Gahanna to Cervia | 4,593.87 mi (7,393.12 km) |
