| Groningen to Cervello | 844.31 mi (1,358.79 km) |
| Groningen to Cervera | 835.00 mi (1,343.81 km) |
| Groningen to Ceuti | 1,110.73 mi (1,787.55 km) |
| Groningen to Cheste | 1,008.91 mi (1,623.68 km) |
| Groningen to Chiclana de la Frontera | 1,313.00 mi (2,113.07 km) |
| Groningen to Chipiona | 1,299.53 mi (2,091.39 km) |
| Groningen to Chiva | 1,010.02 mi (1,625.47 km) |
| Groningen to Churriana de la Vega | 1,213.66 mi (1,953.19 km) |
| Groningen to Ciempozuelos | 1,020.89 mi (1,642.96 km) |
| Groningen to Cieza | 1,102.54 mi (1,774.37 km) |
| Groningen to Cisterniga | 956.15 mi (1,538.78 km) |
| Groningen to Ciudad de Melilla | 1,322.85 mi (2,128.91 km) |
| Groningen to Ciudad Real | 1,101.60 mi (1,772.85 km) |
| Groningen to Ciudad-Rodrigo | 1,065.48 mi (1,714.73 km) |
| Groningen to Cocentaina | 1,053.74 mi (1,695.83 km) |
