| Watford to Chateaubriant | 275.60 mi (443.53 km) |
| Watford to Chateaudun | 259.38 mi (417.43 km) |
| Watford to Chateauneuf-les-Martigues | 627.21 mi (1,009.40 km) |
| Watford to Chateaurenard | 589.41 mi (948.57 km) |
| Watford to Chateauroux | 347.69 mi (559.55 km) |
| Watford to Chatellerault | 336.90 mi (542.19 km) |
| Watford to Chatenay-Malabry | 232.00 mi (373.37 km) |
| Watford to Chatillon | 230.19 mi (370.46 km) |
| Watford to Chatou | 221.81 mi (356.98 km) |
| Watford to Chaumont | 347.16 mi (558.70 km) |
| Watford to Chauny | 211.97 mi (341.13 km) |
| Watford to Chaville | 227.40 mi (365.96 km) |
| Watford to Checy | 281.43 mi (452.92 km) |
| Watford to Chelles | 232.72 mi (374.52 km) |
| Watford to Chennevieres-sur-Marne | 236.02 mi (379.84 km) |
