| Watertown Town to Chivasso | 3,784.10 mi (6,089.92 km) |
| Watertown Town to Ciampino | 4,104.86 mi (6,606.14 km) |
| Watertown Town to Cicciano | 4,220.36 mi (6,792.01 km) |
| Watertown Town to Cingoli | 4,075.66 mi (6,559.14 km) |
| Watertown Town to Cinisello Balsamo | 3,829.82 mi (6,163.50 km) |
| Watertown Town to Cinisi | 4,261.81 mi (6,858.71 km) |
| Watertown Town to Cirie | 3,770.29 mi (6,067.69 km) |
| Watertown Town to Ciro Marina | 4,395.51 mi (7,073.89 km) |
| Watertown Town to Cislago | 3,815.91 mi (6,141.11 km) |
| Watertown Town to Cisterna di Latina | 4,122.46 mi (6,634.46 km) |
| Watertown Town to Cisternino | 4,355.81 mi (7,010.00 km) |
| Watertown Town to Citta di Castello | 4,030.35 mi (6,486.22 km) |
| Watertown Town to Citta Sant'Angelo | 4,142.20 mi (6,666.22 km) |
| Watertown Town to Cittadella | 3,935.68 mi (6,333.87 km) |
| Watertown Town to Cittanova | 4,389.05 mi (7,063.49 km) |
