| Sofia to Ciampino | 551.91 mi (888.21 km) |
| Sofia to Cicciano | 468.18 mi (753.46 km) |
| Sofia to Cingoli | 512.52 mi (824.82 km) |
| Sofia to Cinisello Balsamo | 726.05 mi (1,168.47 km) |
| Sofia to Cinisi | 621.90 mi (1,000.85 km) |
| Sofia to Cirie | 800.20 mi (1,287.79 km) |
| Sofia to Ciro Marina | 396.62 mi (638.29 km) |
| Sofia to Cislago | 739.22 mi (1,189.65 km) |
| Sofia to Cisterna di Latina | 543.06 mi (873.96 km) |
| Sofia to Cisternino | 333.00 mi (535.90 km) |
| Sofia to Citta di Castello | 561.51 mi (903.66 km) |
| Sofia to Citta Sant'Angelo | 471.84 mi (759.36 km) |
| Sofia to Cittadella | 606.74 mi (976.45 km) |
| Sofia to Cittanova | 484.64 mi (779.96 km) |
| Sofia to Cividale del Friuli | 541.58 mi (871.59 km) |
