| Southborough to Denizli | 1,678.95 mi (2,702.01 km) |
| Southborough to Derecik | 2,347.50 mi (3,777.94 km) |
| Southborough to Dereli | 1,943.55 mi (3,127.85 km) |
| Southborough to Derik | 2,162.15 mi (3,479.65 km) |
| Southborough to Derinkuyu | 1,883.99 mi (3,031.99 km) |
| Southborough to Develi | 1,915.20 mi (3,082.21 km) |
| Southborough to Dicle | 2,110.40 mi (3,396.36 km) |
| Southborough to Digor | 2,172.59 mi (3,496.44 km) |
| Southborough to Dikili | 1,530.41 mi (2,462.96 km) |
| Southborough to Divrigi | 1,985.16 mi (3,194.81 km) |
| Southborough to Diyadin | 2,217.35 mi (3,568.48 km) |
| Southborough to Diyarbakir | 2,137.36 mi (3,439.74 km) |
| Southborough to Doganhisar | 1,767.07 mi (2,843.82 km) |
| Southborough to Dogansehir | 2,028.81 mi (3,265.05 km) |
| Southborough to Dogubayazit | 2,234.62 mi (3,596.27 km) |
