| Gahanna to Roura | 3,090.94 mi (4,974.39 km) |
| Gahanna to Saint-Georges | 3,157.93 mi (5,082.20 km) |
| Gahanna to Saint-Laurent-du-Maroni | 2,982.51 mi (4,799.88 km) |
| Gahanna to Sinnamary | 3,029.56 mi (4,875.60 km) |
| Gahanna to Aachen | 4,113.03 mi (6,619.28 km) |
| Gahanna to Aalen | 4,334.69 mi (6,976.01 km) |
| Gahanna to Abensberg | 4,404.01 mi (7,087.56 km) |
| Gahanna to Achern | 4,261.46 mi (6,858.16 km) |
| Gahanna to Achim | 4,150.98 mi (6,680.36 km) |
| Gahanna to Adelsdorf | 4,334.50 mi (6,975.70 km) |
| Gahanna to Adendorf | 4,195.40 mi (6,751.85 km) |
| Gahanna to Aerzen | 4,192.76 mi (6,747.59 km) |
| Gahanna to Ahaus | 4,107.24 mi (6,609.96 km) |
| Gahanna to Ahlen | 4,150.60 mi (6,679.75 km) |
| Gahanna to Ahrensburg | 4,174.91 mi (6,718.87 km) |
