| Keystone to Denizli | 6,094.89 mi (9,808.78 km) |
| Keystone to Derecik | 6,767.34 mi (10,890.97 km) |
| Keystone to Dereli | 6,364.25 mi (10,242.27 km) |
| Keystone to Derik | 6,592.04 mi (10,608.86 km) |
| Keystone to Derinkuyu | 6,316.47 mi (10,165.37 km) |
| Keystone to Develi | 6,347.88 mi (10,215.92 km) |
| Keystone to Dicle | 6,537.50 mi (10,521.10 km) |
| Keystone to Digor | 6,573.47 mi (10,578.98 km) |
| Keystone to Dikili | 5,945.90 mi (9,569.00 km) |
| Keystone to Divrigi | 6,413.20 mi (10,321.04 km) |
| Keystone to Diyadin | 6,623.84 mi (10,660.04 km) |
| Keystone to Diyarbakir | 6,565.70 mi (10,566.48 km) |
| Keystone to Doganhisar | 6,194.43 mi (9,968.97 km) |
| Keystone to Dogansehir | 6,460.51 mi (10,397.18 km) |
| Keystone to Dogubayazit | 6,638.92 mi (10,684.31 km) |
