| Watertown Town to Castelletto sopra Ticino | 3,799.50 mi (6,114.71 km) |
| Watertown Town to Castelli Calepio | 3,856.31 mi (6,206.13 km) |
| Watertown Town to Castelnovo ne' Monti | 3,917.38 mi (6,304.42 km) |
| Watertown Town to Castelnuovo Berardenga | 4,002.24 mi (6,440.99 km) |
| Watertown Town to Castelnuovo di Porto | 4,088.50 mi (6,579.80 km) |
| Watertown Town to Castelnuovo di Verona | 3,899.79 mi (6,276.10 km) |
| Watertown Town to Castelnuovo Rangone | 3,936.42 mi (6,335.06 km) |
| Watertown Town to Castelvetrano | 4,266.25 mi (6,865.86 km) |
| Watertown Town to Castelvetro di Modena | 3,938.83 mi (6,338.93 km) |
| Watertown Town to Castenaso | 3,960.86 mi (6,374.38 km) |
| Watertown Town to Castenedolo | 3,878.54 mi (6,241.91 km) |
| Watertown Town to Castiglion Fiorentino | 4,020.36 mi (6,470.14 km) |
| Watertown Town to Castiglione del Lago | 4,033.14 mi (6,490.70 km) |
| Watertown Town to Castiglione delle Stiviere | 3,889.53 mi (6,259.59 km) |
| Watertown Town to Castrolibero | 4,356.61 mi (7,011.28 km) |
