| Sumperk to Ciampino | 601.79 mi (968.49 km) |
| Sumperk to Cicciano | 632.77 mi (1,018.34 km) |
| Sumperk to Cingoli | 489.27 mi (787.41 km) |
| Sumperk to Cinisello Balsamo | 471.57 mi (758.92 km) |
| Sumperk to Cinisi | 837.25 mi (1,347.42 km) |
| Sumperk to Cirie | 544.67 mi (876.56 km) |
| Sumperk to Ciro Marina | 732.15 mi (1,178.28 km) |
| Sumperk to Cislago | 475.84 mi (765.79 km) |
| Sumperk to Cisterna di Latina | 611.84 mi (984.66 km) |
| Sumperk to Cisternino | 638.26 mi (1,027.18 km) |
| Sumperk to Citta di Castello | 501.86 mi (807.67 km) |
| Sumperk to Citta Sant'Angelo | 533.13 mi (857.98 km) |
| Sumperk to Cittadella | 383.01 mi (616.39 km) |
| Sumperk to Cittanova | 803.73 mi (1,293.48 km) |
| Sumperk to Cividale del Friuli | 313.02 mi (503.76 km) |
