| Watertown to Coudekerque-Branche | 3,512.30 mi (5,652.50 km) |
| Watertown to Coueron | 3,454.69 mi (5,559.79 km) |
| Watertown to Coulommiers | 3,606.09 mi (5,803.44 km) |
| Watertown to Courbevoic | 3,569.74 mi (5,744.94 km) |
| Watertown to Courcouronnes | 3,585.31 mi (5,770.00 km) |
| Watertown to Cournon-d'Auvergne | 3,709.42 mi (5,969.73 km) |
| Watertown to Courrieres | 3,550.87 mi (5,714.58 km) |
| Watertown to Coutras | 3,590.04 mi (5,777.61 km) |
| Watertown to Couzeix | 3,621.92 mi (5,828.92 km) |
| Watertown to Cran-Gevrier | 3,825.94 mi (6,157.25 km) |
| Watertown to Craponne | 3,773.63 mi (6,073.06 km) |
| Watertown to Creil | 3,568.16 mi (5,742.40 km) |
| Watertown to Crepy-en-Valois | 3,585.26 mi (5,769.92 km) |
| Watertown to Crest | 3,821.18 mi (6,149.59 km) |
| Watertown to Creteil | 3,581.55 mi (5,763.95 km) |
