| Alton to Denizli | 1,728.82 mi (2,782.27 km) |
| Alton to Derecik | 2,400.91 mi (3,863.89 km) |
| Alton to Dereli | 1,997.00 mi (3,213.87 km) |
| Alton to Derik | 2,215.08 mi (3,564.83 km) |
| Alton to Derinkuyu | 1,936.11 mi (3,115.87 km) |
| Alton to Develi | 1,967.51 mi (3,166.40 km) |
| Alton to Dicle | 2,163.55 mi (3,481.89 km) |
| Alton to Digor | 2,226.34 mi (3,582.94 km) |
| Alton to Dikili | 1,580.12 mi (2,542.96 km) |
| Alton to Divrigi | 2,038.27 mi (3,280.27 km) |
| Alton to Diyadin | 2,271.04 mi (3,654.88 km) |
| Alton to Diyarbakir | 2,190.41 mi (3,525.13 km) |
| Alton to Doganhisar | 1,818.18 mi (2,926.08 km) |
| Alton to Dogansehir | 2,081.52 mi (3,349.88 km) |
| Alton to Dogubayazit | 2,288.33 mi (3,682.71 km) |
