| Groningen to Cay | 1,536.74 mi (2,473.14 km) |
| Groningen to Caybasi | 1,645.56 mi (2,648.27 km) |
| Groningen to Caycuma | 1,433.68 mi (2,307.29 km) |
| Groningen to Cayeli | 1,787.04 mi (2,875.97 km) |
| Groningen to Cayiralan | 1,670.62 mi (2,688.60 km) |
| Groningen to Cayirhan | 1,483.52 mi (2,387.49 km) |
| Groningen to Cayirli | 1,817.46 mi (2,924.92 km) |
| Groningen to Cayirova | 1,363.36 mi (2,194.11 km) |
| Groningen to Caykara | 1,782.88 mi (2,869.27 km) |
| Groningen to Cekerek | 1,627.94 mi (2,619.92 km) |
| Groningen to Cekme | 1,345.78 mi (2,165.82 km) |
| Groningen to Celtik | 1,541.69 mi (2,481.11 km) |
| Groningen to Cerkes | 1,493.60 mi (2,403.72 km) |
| Groningen to Cerkezkoy | 1,291.30 mi (2,078.14 km) |
| Groningen to Cermik | 1,873.40 mi (3,014.94 km) |
