| Groningen to Chivasso | 557.69 mi (897.52 km) |
| Groningen to Ciampino | 836.83 mi (1,346.74 km) |
| Groningen to Cicciano | 924.28 mi (1,487.49 km) |
| Groningen to Cingoli | 745.30 mi (1,199.44 km) |
| Groningen to Cinisello Balsamo | 542.86 mi (873.65 km) |
| Groningen to Cinisi | 1,085.49 mi (1,746.92 km) |
| Groningen to Cirie | 553.41 mi (890.63 km) |
| Groningen to Ciro Marina | 1,078.84 mi (1,736.23 km) |
| Groningen to Cislago | 533.73 mi (858.96 km) |
| Groningen to Cisterna di Latina | 854.17 mi (1,374.65 km) |
| Groningen to Cisternino | 1,000.67 mi (1,610.42 km) |
| Groningen to Citta di Castello | 722.17 mi (1,162.23 km) |
| Groningen to Citta Sant'Angelo | 815.57 mi (1,312.53 km) |
| Groningen to Cittadella | 572.58 mi (921.47 km) |
| Groningen to Cittanova | 1,122.58 mi (1,806.62 km) |
