| Ionia to Deville-les-Rouen | 3,911.57 mi (6,295.06 km) |
| Ionia to Dieppe | 3,897.71 mi (6,272.75 km) |
| Ionia to Digne-les-Bains | 4,315.66 mi (6,945.38 km) |
| Ionia to Dijon | 4,143.96 mi (6,669.06 km) |
| Ionia to Dinan | 3,821.42 mi (6,149.98 km) |
| Ionia to Dinard | 3,815.24 mi (6,140.03 km) |
| Ionia to Divonne-les-Bains | 4,224.65 mi (6,798.92 km) |
| Ionia to Dole | 4,171.02 mi (6,712.61 km) |
| Ionia to Dombasle-sur-Meurthe | 4,147.66 mi (6,675.01 km) |
| Ionia to Domerat | 4,079.32 mi (6,565.03 km) |
| Ionia to Domont | 3,976.74 mi (6,399.95 km) |
| Ionia to Douai | 3,959.75 mi (6,372.60 km) |
| Ionia to Douarnenez | 3,739.98 mi (6,018.91 km) |
| Ionia to Douchy-les-Mines | 3,974.14 mi (6,395.77 km) |
| Ionia to Dourdan | 3,981.54 mi (6,407.67 km) |
