| Gelsenkirchen to Zuzemberk | 530.22 mi (853.31 km) |
| Gelsenkirchen to Abaran | 1,008.08 mi (1,622.35 km) |
| Gelsenkirchen to Abrera | 733.34 mi (1,180.19 km) |
| Gelsenkirchen to Acala del Rio | 1,158.08 mi (1,863.75 km) |
| Gelsenkirchen to Adeje | 2,032.94 mi (3,271.70 km) |
| Gelsenkirchen to Adra | 1,134.58 mi (1,825.94 km) |
| Gelsenkirchen to Aguilar | 1,124.14 mi (1,809.12 km) |
| Gelsenkirchen to Aguilas | 1,063.15 mi (1,710.98 km) |
| Gelsenkirchen to Alacuas | 908.96 mi (1,462.83 km) |
| Gelsenkirchen to Alayor | 812.73 mi (1,307.96 km) |
| Gelsenkirchen to Albacete | 966.91 mi (1,556.09 km) |
| Gelsenkirchen to Albal | 912.00 mi (1,467.72 km) |
| Gelsenkirchen to Albatera | 999.39 mi (1,608.37 km) |
| Gelsenkirchen to Alberique | 932.12 mi (1,500.11 km) |
| Gelsenkirchen to Albolote | 1,118.24 mi (1,799.63 km) |
