| Groningen to Cankova | 613.78 mi (987.79 km) |
| Groningen to Celje | 618.49 mi (995.37 km) |
| Groningen to Cerklje na Gorenjskem | 596.60 mi (960.13 km) |
| Groningen to Cerknica | 619.74 mi (997.37 km) |
| Groningen to Cerkno | 590.99 mi (951.11 km) |
| Groningen to Cerkvenjak | 619.75 mi (997.40 km) |
| Groningen to Cirkulane | 633.32 mi (1,019.22 km) |
| Groningen to Crensovci | 629.82 mi (1,013.60 km) |
| Groningen to Crna na Koroskem | 593.75 mi (955.55 km) |
| Groningen to Crnomelj | 654.29 mi (1,052.98 km) |
| Groningen to Destrnik | 621.88 mi (1,000.82 km) |
| Groningen to Divaca | 617.02 mi (993.00 km) |
| Groningen to Dobje | 627.58 mi (1,010.00 km) |
| Groningen to Dobrna | 611.69 mi (984.42 km) |
| Groningen to Dobrova | 606.10 mi (975.42 km) |
