| Gahanna to Deville-les-Rouen | 3,952.75 mi (6,361.33 km) |
| Gahanna to Dieppe | 3,940.85 mi (6,342.19 km) |
| Gahanna to Digne-les-Bains | 4,343.31 mi (6,989.88 km) |
| Gahanna to Dijon | 4,182.21 mi (6,730.62 km) |
| Gahanna to Dinan | 3,853.80 mi (6,202.09 km) |
| Gahanna to Dinard | 3,848.38 mi (6,193.37 km) |
| Gahanna to Divonne-les-Bains | 4,260.93 mi (6,857.31 km) |
| Gahanna to Dole | 4,209.14 mi (6,773.96 km) |
| Gahanna to Dombasle-sur-Meurthe | 4,193.21 mi (6,748.32 km) |
| Gahanna to Domerat | 4,109.74 mi (6,613.98 km) |
| Gahanna to Domont | 4,017.89 mi (6,466.17 km) |
| Gahanna to Douai | 4,007.60 mi (6,449.61 km) |
| Gahanna to Douarnenez | 3,767.52 mi (6,063.23 km) |
| Gahanna to Douchy-les-Mines | 4,022.14 mi (6,473.01 km) |
| Gahanna to Dourdan | 4,020.14 mi (6,469.78 km) |
