| Gahanna to Chivasso | 4,374.14 mi (7,039.50 km) |
| Gahanna to Ciampino | 4,699.62 mi (7,563.31 km) |
| Gahanna to Cicciano | 4,814.68 mi (7,748.47 km) |
| Gahanna to Cingoli | 4,663.97 mi (7,505.93 km) |
| Gahanna to Cinisello Balsamo | 4,416.41 mi (7,107.52 km) |
| Gahanna to Cinisi | 4,866.63 mi (7,832.08 km) |
| Gahanna to Cirie | 4,360.59 mi (7,017.69 km) |
| Gahanna to Ciro Marina | 4,990.46 mi (8,031.37 km) |
| Gahanna to Cislago | 4,402.49 mi (7,085.13 km) |
| Gahanna to Cisterna di Latina | 4,717.54 mi (7,592.15 km) |
| Gahanna to Cisternino | 4,945.86 mi (7,959.60 km) |
| Gahanna to Citta di Castello | 4,619.94 mi (7,435.08 km) |
| Gahanna to Citta Sant'Angelo | 4,732.12 mi (7,615.61 km) |
| Gahanna to Cittadella | 4,517.67 mi (7,270.48 km) |
| Gahanna to Cittanova | 4,988.77 mi (8,028.65 km) |
