| Groningen to Carmignano | 680.32 mi (1,094.87 km) |
| Groningen to Carovigno | 1,008.27 mi (1,622.66 km) |
| Groningen to Carpenedolo | 569.54 mi (916.58 km) |
| Groningen to Carpi | 614.38 mi (988.75 km) |
| Groningen to Carrara | 651.41 mi (1,048.34 km) |
| Groningen to Carugate | 544.03 mi (875.53 km) |
| Groningen to Casal di Principe | 913.71 mi (1,470.48 km) |
| Groningen to Casale Monferrato | 564.89 mi (909.10 km) |
| Groningen to Casale sul Sile | 586.20 mi (943.39 km) |
| Groningen to Casalecchio di Reno | 640.04 mi (1,030.04 km) |
| Groningen to Casalgrande | 625.54 mi (1,006.70 km) |
| Groningen to Casalmaggiore | 594.52 mi (956.79 km) |
| Groningen to Casalnuovo di Napoli | 924.12 mi (1,487.23 km) |
| Groningen to Casalpusterlengo | 572.47 mi (921.30 km) |
| Groningen to Casaluce | 916.00 mi (1,474.16 km) |
