| Port Washington to Castelletto sopra Ticino | 3,966.13 mi (6,382.87 km) |
| Port Washington to Castelli Calepio | 4,023.05 mi (6,474.47 km) |
| Port Washington to Castelnovo ne' Monti | 4,083.81 mi (6,572.26 km) |
| Port Washington to Castelnuovo Berardenga | 4,168.45 mi (6,708.48 km) |
| Port Washington to Castelnuovo di Porto | 4,254.42 mi (6,846.82 km) |
| Port Washington to Castelnuovo di Verona | 4,066.56 mi (6,544.50 km) |
| Port Washington to Castelnuovo Rangone | 4,102.96 mi (6,603.07 km) |
| Port Washington to Castelvetrano | 4,430.10 mi (7,129.55 km) |
| Port Washington to Castelvetro di Modena | 4,105.35 mi (6,606.92 km) |
| Port Washington to Castenaso | 4,127.44 mi (6,642.48 km) |
| Port Washington to Castenedolo | 4,045.28 mi (6,510.25 km) |
| Port Washington to Castiglion Fiorentino | 4,186.63 mi (6,737.73 km) |
| Port Washington to Castiglione del Lago | 4,199.35 mi (6,758.20 km) |
| Port Washington to Castiglione delle Stiviere | 4,056.27 mi (6,527.93 km) |
| Port Washington to Castrolibero | 4,522.11 mi (7,277.63 km) |
