| Gahanna to Acqui Terme | 4,416.92 mi (7,108.34 km) |
| Gahanna to Acri | 4,953.43 mi (7,971.77 km) |
| Gahanna to Adelfia | 4,911.14 mi (7,903.72 km) |
| Gahanna to Adrano | 4,963.10 mi (7,987.35 km) |
| Gahanna to Adria | 4,551.15 mi (7,324.37 km) |
| Gahanna to Afragola | 4,807.54 mi (7,736.99 km) |
| Gahanna to Agliana | 4,551.37 mi (7,324.73 km) |
| Gahanna to Agrate Brianza | 4,420.69 mi (7,114.42 km) |
| Gahanna to Agrigento | 4,922.68 mi (7,922.28 km) |
| Gahanna to Agropoli | 4,858.85 mi (7,819.56 km) |
| Gahanna to Ala | 4,482.12 mi (7,213.28 km) |
| Gahanna to Alassio | 4,428.69 mi (7,127.29 km) |
| Gahanna to Alatri | 4,733.93 mi (7,618.53 km) |
| Gahanna to Alba | 4,397.81 mi (7,077.59 km) |
| Gahanna to Albano Laziale | 4,705.07 mi (7,572.08 km) |
