| Groningen to Campos del Puerto | 967.14 mi (1,556.46 km) |
| Groningen to Canals | 1,041.61 mi (1,676.31 km) |
| Groningen to Candelaria | 2,075.72 mi (3,340.54 km) |
| Groningen to Canet de Mar | 824.24 mi (1,326.49 km) |
| Groningen to Cangas | 1,035.57 mi (1,666.59 km) |
| Groningen to Cangas de Narcea | 916.93 mi (1,475.65 km) |
| Groningen to Canovellas | 825.70 mi (1,328.83 km) |
| Groningen to Canteras | 1,138.04 mi (1,831.50 km) |
| Groningen to Cantillana | 1,230.93 mi (1,980.99 km) |
| Groningen to Capdepera | 945.51 mi (1,521.65 km) |
| Groningen to Carballo | 981.18 mi (1,579.06 km) |
| Groningen to Carcagente | 1,028.85 mi (1,655.78 km) |
| Groningen to Cardedeu | 823.28 mi (1,324.94 km) |
| Groningen to Carlet | 1,023.07 mi (1,646.47 km) |
| Groningen to Carmona | 1,235.13 mi (1,987.75 km) |
