| Gladbeck to Cizre | 1,969.15 mi (3,169.04 km) |
| Gladbeck to Cobanlar | 1,450.88 mi (2,334.97 km) |
| Gladbeck to Corlu | 1,219.63 mi (1,962.80 km) |
| Gladbeck to Corum | 1,529.32 mi (2,461.20 km) |
| Gladbeck to Cukurca | 2,032.08 mi (3,270.31 km) |
| Gladbeck to Cukurcayir | 1,709.04 mi (2,750.44 km) |
| Gladbeck to Cumayeri | 1,354.29 mi (2,179.52 km) |
| Gladbeck to Cumra | 1,582.17 mi (2,546.25 km) |
| Gladbeck to Cungus | 1,809.92 mi (2,912.78 km) |
| Gladbeck to Dargecit | 1,940.23 mi (3,122.50 km) |
| Gladbeck to Davutlar | 1,374.10 mi (2,211.40 km) |
| Gladbeck to Demirozu | 1,749.20 mi (2,815.06 km) |
| Gladbeck to Demre | 1,547.53 mi (2,490.52 km) |
| Gladbeck to Denizciler | 1,760.70 mi (2,833.57 km) |
| Gladbeck to Denizli | 1,435.44 mi (2,310.12 km) |
