| Groningen to Cizre | 2,019.08 mi (3,249.40 km) |
| Groningen to Cobanlar | 1,522.41 mi (2,450.09 km) |
| Groningen to Corlu | 1,290.99 mi (2,077.64 km) |
| Groningen to Corum | 1,584.94 mi (2,550.71 km) |
| Groningen to Cukurca | 2,079.38 mi (3,346.43 km) |
| Groningen to Cukurcayir | 1,752.80 mi (2,820.87 km) |
| Groningen to Cumayeri | 1,418.40 mi (2,282.69 km) |
| Groningen to Cumra | 1,652.06 mi (2,658.74 km) |
| Groningen to Cungus | 1,863.37 mi (2,998.81 km) |
| Groningen to Dargecit | 1,990.53 mi (3,203.44 km) |
| Groningen to Davutlar | 1,456.93 mi (2,344.70 km) |
| Groningen to Demirozu | 1,795.33 mi (2,889.31 km) |
| Groningen to Demre | 1,627.37 mi (2,619.00 km) |
| Groningen to Denizciler | 1,825.19 mi (2,937.35 km) |
| Groningen to Denizli | 1,513.75 mi (2,436.14 km) |
