| Groningen to Chojnow | 418.19 mi (673.01 km) |
| Groningen to Chorzow | 565.74 mi (910.47 km) |
| Groningen to Choszczno | 366.14 mi (589.25 km) |
| Groningen to Chrzanow | 588.67 mi (947.37 km) |
| Groningen to Ciechanow | 583.90 mi (939.70 km) |
| Groningen to Ciechocinek | 507.30 mi (816.42 km) |
| Groningen to Cieszyn | 570.83 mi (918.67 km) |
| Groningen to Czarna Bialostocka | 689.38 mi (1,109.45 km) |
| Groningen to Czarnkow | 415.49 mi (668.66 km) |
| Groningen to Czechowice-Dziedzice | 580.02 mi (933.45 km) |
| Groningen to Czeladz | 570.06 mi (917.43 km) |
| Groningen to Czersk Pomorski | 469.94 mi (756.29 km) |
| Groningen to Czestochowa | 558.41 mi (898.67 km) |
| Groningen to Czluchow | 445.13 mi (716.36 km) |
| Groningen to Dabrowa Gornicza | 574.56 mi (924.66 km) |
