| Round Rock to Denizli | 6,600.25 mi (10,622.08 km) |
| Round Rock to Derecik | 7,157.69 mi (11,519.19 km) |
| Round Rock to Dereli | 6,769.84 mi (10,895.00 km) |
| Round Rock to Derik | 7,015.38 mi (11,290.17 km) |
| Round Rock to Derinkuyu | 6,774.57 mi (10,902.62 km) |
| Round Rock to Develi | 6,799.99 mi (10,943.53 km) |
| Round Rock to Dicle | 6,952.73 mi (11,189.34 km) |
| Round Rock to Digor | 6,940.86 mi (11,170.24 km) |
| Round Rock to Dikili | 6,452.68 mi (10,384.59 km) |
| Round Rock to Divrigi | 6,834.84 mi (10,999.61 km) |
| Round Rock to Diyadin | 6,996.80 mi (11,260.26 km) |
| Round Rock to Diyarbakir | 6,984.03 mi (11,239.72 km) |
| Round Rock to Doganhisar | 6,677.59 mi (10,746.55 km) |
| Round Rock to Dogansehir | 6,896.60 mi (11,099.00 km) |
| Round Rock to Dogubayazit | 7,008.21 mi (11,278.62 km) |
