| Opatija to Derecik | 1,649.29 mi (2,654.28 km) |
| Opatija to Dereli | 1,254.35 mi (2,018.68 km) |
| Opatija to Derik | 1,447.08 mi (2,328.85 km) |
| Opatija to Derinkuyu | 1,152.10 mi (1,854.13 km) |
| Opatija to Develi | 1,186.79 mi (1,909.95 km) |
| Opatija to Dicle | 1,403.49 mi (2,258.69 km) |
| Opatija to Digor | 1,505.00 mi (2,422.06 km) |
| Opatija to Dikili | 774.67 mi (1,246.71 km) |
| Opatija to Divrigi | 1,278.51 mi (2,057.56 km) |
| Opatija to Diyadin | 1,541.09 mi (2,480.14 km) |
| Opatija to Diyarbakir | 1,426.91 mi (2,296.38 km) |
| Opatija to Doganhisar | 1,021.33 mi (1,643.67 km) |
| Opatija to Dogansehir | 1,308.83 mi (2,106.37 km) |
| Opatija to Dogubayazit | 1,560.55 mi (2,511.46 km) |
| Opatija to Domanic | 866.14 mi (1,393.92 km) |
