| Groningen to Corato | 951.05 mi (1,530.57 km) |
| Groningen to Corbetta | 545.74 mi (878.29 km) |
| Groningen to Corciano | 744.23 mi (1,197.72 km) |
| Groningen to Cordenons | 569.79 mi (916.98 km) |
| Groningen to Cori | 851.98 mi (1,371.12 km) |
| Groningen to Coriano | 695.45 mi (1,119.21 km) |
| Groningen to Corigliano Calabro | 1,051.18 mi (1,691.71 km) |
| Groningen to Corleone | 1,111.64 mi (1,789.01 km) |
| Groningen to Cormano | 542.38 mi (872.87 km) |
| Groningen to Cornaredo | 544.52 mi (876.32 km) |
| Groningen to Cornate d'Adda | 538.68 mi (866.93 km) |
| Groningen to Cornedo Vicentino | 567.10 mi (912.66 km) |
| Groningen to Correggio | 613.81 mi (987.83 km) |
| Groningen to Corridonia | 758.44 mi (1,220.58 km) |
| Groningen to Corsico | 549.81 mi (884.83 km) |
