| Willoughby to Denizli | 5,420.50 mi (8,723.44 km) |
| Willoughby to Derecik | 6,009.86 mi (9,671.94 km) |
| Willoughby to Dereli | 5,614.88 mi (9,036.27 km) |
| Willoughby to Derik | 5,856.01 mi (9,424.35 km) |
| Willoughby to Derinkuyu | 5,604.72 mi (9,019.92 km) |
| Willoughby to Develi | 5,631.72 mi (9,063.37 km) |
| Willoughby to Dicle | 5,795.57 mi (9,327.07 km) |
| Willoughby to Digor | 5,800.32 mi (9,334.72 km) |
| Willoughby to Dikili | 5,272.36 mi (8,485.04 km) |
| Willoughby to Divrigi | 5,675.15 mi (9,133.27 km) |
| Willoughby to Diyadin | 5,854.45 mi (9,421.83 km) |
| Willoughby to Diyarbakir | 5,826.05 mi (9,376.12 km) |
| Willoughby to Doganhisar | 5,501.92 mi (8,854.49 km) |
| Willoughby to Dogansehir | 5,732.98 mi (9,226.35 km) |
| Willoughby to Dogubayazit | 5,867.31 mi (9,442.53 km) |
