| Gelsenkirchen to Derecik | 2,062.14 mi (3,318.69 km) |
| Gelsenkirchen to Dereli | 1,658.00 mi (2,668.29 km) |
| Gelsenkirchen to Derik | 1,882.38 mi (3,029.39 km) |
| Gelsenkirchen to Derinkuyu | 1,612.82 mi (2,595.59 km) |
| Gelsenkirchen to Develi | 1,642.13 mi (2,642.76 km) |
| Gelsenkirchen to Dicle | 1,828.35 mi (2,942.44 km) |
| Gelsenkirchen to Digor | 1,882.16 mi (3,029.05 km) |
| Gelsenkirchen to Dikili | 1,282.65 mi (2,064.22 km) |
| Gelsenkirchen to Divrigi | 1,703.72 mi (2,741.88 km) |
| Gelsenkirchen to Diyadin | 1,928.10 mi (3,102.97 km) |
| Gelsenkirchen to Diyarbakir | 1,856.22 mi (2,987.29 km) |
| Gelsenkirchen to Doganhisar | 1,505.58 mi (2,423.00 km) |
| Gelsenkirchen to Dogansehir | 1,751.50 mi (2,818.76 km) |
| Gelsenkirchen to Dogubayazit | 1,944.95 mi (3,130.10 km) |
| Gelsenkirchen to Domanic | 1,346.30 mi (2,166.66 km) |
