| Sintra to Castelletto sopra Ticino | 1,034.88 mi (1,665.49 km) |
| Sintra to Castelli Calepio | 1,090.40 mi (1,754.83 km) |
| Sintra to Castelnovo ne' Monti | 1,090.37 mi (1,754.78 km) |
| Sintra to Castelnuovo Berardenga | 1,129.29 mi (1,817.42 km) |
| Sintra to Castelnuovo di Porto | 1,169.98 mi (1,882.90 km) |
| Sintra to Castelnuovo di Verona | 1,126.09 mi (1,812.27 km) |
| Sintra to Castelnuovo Rangone | 1,117.82 mi (1,798.96 km) |
| Sintra to Castelvetrano | 1,203.22 mi (1,936.40 km) |
| Sintra to Castelvetro di Modena | 1,117.81 mi (1,798.94 km) |
| Sintra to Castenaso | 1,142.93 mi (1,839.37 km) |
| Sintra to Castenedolo | 1,105.10 mi (1,778.49 km) |
| Sintra to Castiglion Fiorentino | 1,149.83 mi (1,850.48 km) |
| Sintra to Castiglione del Lago | 1,154.24 mi (1,857.57 km) |
| Sintra to Castiglione delle Stiviere | 1,113.05 mi (1,791.28 km) |
| Sintra to Castrolibero | 1,368.73 mi (2,202.75 km) |
