| Watertown Town to Cervignano del Friuli | 3,995.06 mi (6,429.43 km) |
| Watertown Town to Cesa | 4,207.18 mi (6,770.79 km) |
| Watertown Town to Cesano Maderno | 3,824.18 mi (6,154.42 km) |
| Watertown Town to Cesena | 4,006.78 mi (6,448.28 km) |
| Watertown Town to Cesenatico | 4,011.09 mi (6,455.23 km) |
| Watertown Town to Cetraro | 4,338.46 mi (6,982.07 km) |
| Watertown Town to Cherasco | 3,800.49 mi (6,116.30 km) |
| Watertown Town to Chiampo | 3,917.86 mi (6,305.19 km) |
| Watertown Town to Chiaravalle | 4,072.40 mi (6,553.90 km) |
| Watertown Town to Chiari | 3,859.30 mi (6,210.94 km) |
| Watertown Town to Chiavari | 3,875.10 mi (6,236.37 km) |
| Watertown Town to Chieri | 3,786.93 mi (6,094.47 km) |
| Watertown Town to Chieti | 4,153.32 mi (6,684.13 km) |
| Watertown Town to Chioggia | 3,971.17 mi (6,390.99 km) |
| Watertown Town to Chiusi | 4,033.16 mi (6,490.74 km) |
