| Santo Tirso to Chivasso | 863.15 mi (1,389.11 km) |
| Santo Tirso to Ciampino | 1,086.78 mi (1,749.01 km) |
| Santo Tirso to Cicciano | 1,193.36 mi (1,920.53 km) |
| Santo Tirso to Cingoli | 1,112.90 mi (1,791.04 km) |
| Santo Tirso to Cinisello Balsamo | 931.45 mi (1,499.02 km) |
| Santo Tirso to Cinisi | 1,163.19 mi (1,871.97 km) |
| Santo Tirso to Cirie | 850.18 mi (1,368.24 km) |
| Santo Tirso to Ciro Marina | 1,349.57 mi (2,171.92 km) |
| Santo Tirso to Cislago | 921.11 mi (1,482.38 km) |
| Santo Tirso to Cisterna di Latina | 1,099.95 mi (1,770.21 km) |
| Santo Tirso to Cisternino | 1,345.50 mi (2,165.37 km) |
| Santo Tirso to Citta di Castello | 1,064.11 mi (1,712.52 km) |
| Santo Tirso to Citta Sant'Angelo | 1,156.98 mi (1,861.98 km) |
| Santo Tirso to Cittadella | 1,054.68 mi (1,697.35 km) |
| Santo Tirso to Cittanova | 1,314.08 mi (2,114.82 km) |
