| Hartlepool to Denizli | 1,836.54 mi (2,955.63 km) |
| Hartlepool to Derecik | 2,445.95 mi (3,936.38 km) |
| Hartlepool to Dereli | 2,043.07 mi (3,288.00 km) |
| Hartlepool to Derik | 2,274.64 mi (3,660.68 km) |
| Hartlepool to Derinkuyu | 2,013.32 mi (3,240.13 km) |
| Hartlepool to Develi | 2,041.26 mi (3,285.08 km) |
| Hartlepool to Dicle | 2,217.99 mi (3,569.51 km) |
| Hartlepool to Digor | 2,255.55 mi (3,629.96 km) |
| Hartlepool to Dikili | 1,690.69 mi (2,720.91 km) |
| Hartlepool to Divrigi | 2,094.61 mi (3,370.94 km) |
| Hartlepool to Diyadin | 2,304.39 mi (3,708.56 km) |
| Hartlepool to Diyarbakir | 2,246.94 mi (3,616.10 km) |
| Hartlepool to Doganhisar | 1,910.91 mi (3,075.32 km) |
| Hartlepool to Dogansehir | 2,146.75 mi (3,454.86 km) |
| Hartlepool to Dogubayazit | 2,320.12 mi (3,733.87 km) |
