| Llantrisant to Denizli | 1,835.42 mi (2,953.82 km) |
| Llantrisant to Derecik | 2,506.42 mi (4,033.69 km) |
| Llantrisant to Dereli | 2,102.41 mi (3,383.50 km) |
| Llantrisant to Derik | 2,321.41 mi (3,735.96 km) |
| Llantrisant to Derinkuyu | 2,042.99 mi (3,287.88 km) |
| Llantrisant to Develi | 2,074.31 mi (3,338.28 km) |
| Llantrisant to Dicle | 2,269.59 mi (3,652.55 km) |
| Llantrisant to Digor | 2,330.39 mi (3,750.40 km) |
| Llantrisant to Dikili | 1,686.65 mi (2,714.41 km) |
| Llantrisant to Divrigi | 2,144.37 mi (3,451.03 km) |
| Llantrisant to Diyadin | 2,375.52 mi (3,823.02 km) |
| Llantrisant to Diyarbakir | 2,296.58 mi (3,695.99 km) |
| Llantrisant to Doganhisar | 1,925.14 mi (3,098.21 km) |
| Llantrisant to Dogansehir | 2,188.07 mi (3,521.35 km) |
| Llantrisant to Dogubayazit | 2,392.67 mi (3,850.63 km) |
