| Gahanna to Busto Arsizio | 4,399.12 mi (7,079.70 km) |
| Gahanna to Busto Garolfo | 4,402.87 mi (7,085.73 km) |
| Gahanna to Cabras | 4,595.77 mi (7,396.18 km) |
| Gahanna to Cadelbosco di Sopra | 4,502.26 mi (7,245.68 km) |
| Gahanna to Cadoneghe | 4,531.28 mi (7,292.39 km) |
| Gahanna to Cagli | 4,633.35 mi (7,456.66 km) |
| Gahanna to Cagliari | 4,648.40 mi (7,480.88 km) |
| Gahanna to Cairo Montenotte | 4,418.42 mi (7,110.77 km) |
| Gahanna to Caivano | 4,805.49 mi (7,733.69 km) |
| Gahanna to Calcinaia | 4,543.54 mi (7,312.11 km) |
| Gahanna to Calcinato | 4,469.01 mi (7,192.17 km) |
| Gahanna to Calderara di Reno | 4,537.28 mi (7,302.04 km) |
| Gahanna to Caldogno | 4,507.81 mi (7,254.62 km) |
| Gahanna to Calenzano | 4,559.58 mi (7,337.93 km) |
| Gahanna to Calolziocorte | 4,416.27 mi (7,107.30 km) |
