| Groningen to Casamassima | 975.22 mi (1,569.46 km) |
| Groningen to Casandrino | 921.23 mi (1,482.57 km) |
| Groningen to Casapulla | 913.20 mi (1,469.65 km) |
| Groningen to Casarano | 1,062.29 mi (1,709.59 km) |
| Groningen to Casatenovo | 533.79 mi (859.06 km) |
| Groningen to Casciana Terme | 694.49 mi (1,117.67 km) |
| Groningen to Cascina | 683.24 mi (1,099.57 km) |
| Groningen to Caselle Torinese | 557.57 mi (897.33 km) |
| Groningen to Caserta | 914.11 mi (1,471.12 km) |
| Groningen to Casier | 582.38 mi (937.26 km) |
| Groningen to Casorate Primo | 556.81 mi (896.10 km) |
| Groningen to Casoria | 924.29 mi (1,487.50 km) |
| Groningen to Cassano al Ionio | 1,035.35 mi (1,666.24 km) |
| Groningen to Cassano d'Adda | 547.08 mi (880.45 km) |
| Groningen to Cassano delle Murge | 975.93 mi (1,570.61 km) |
