| Gahanna to Amelia | 4,662.51 mi (7,503.58 km) |
| Gahanna to Anagni | 4,725.51 mi (7,604.97 km) |
| Gahanna to Ancona | 4,666.56 mi (7,510.10 km) |
| Gahanna to Andria | 4,878.56 mi (7,851.29 km) |
| Gahanna to Angri | 4,825.56 mi (7,765.99 km) |
| Gahanna to Anguillara Sabazia | 4,674.41 mi (7,522.73 km) |
| Gahanna to Anzio | 4,714.72 mi (7,587.61 km) |
| Gahanna to Anzola dell'Emilia | 4,535.08 mi (7,298.50 km) |
| Gahanna to Aosta | 4,331.23 mi (6,970.44 km) |
| Gahanna to Apricena | 4,819.91 mi (7,756.89 km) |
| Gahanna to Aprilia | 4,710.27 mi (7,580.45 km) |
| Gahanna to Aradeo | 5,000.34 mi (8,047.27 km) |
| Gahanna to Aragona | 4,920.72 mi (7,919.13 km) |
| Gahanna to Arco | 4,471.21 mi (7,195.71 km) |
| Gahanna to Arcola | 4,497.33 mi (7,237.75 km) |
