| Watertown to Cavaillon | 3,853.06 mi (6,200.90 km) |
| Watertown to Cebazat | 3,702.35 mi (5,958.36 km) |
| Watertown to Cenon | 3,578.45 mi (5,758.96 km) |
| Watertown to Cergy | 3,557.80 mi (5,725.73 km) |
| Watertown to Cernay | 3,804.82 mi (6,123.27 km) |
| Watertown to Cesson | 3,594.12 mi (5,784.18 km) |
| Watertown to Cesson-Sevigne | 3,433.28 mi (5,525.33 km) |
| Watertown to Cestas | 3,575.54 mi (5,754.28 km) |
| Watertown to Chalette-sur-Loing | 3,616.89 mi (5,820.82 km) |
| Watertown to Challans | 3,459.03 mi (5,566.77 km) |
| Watertown to Chalon-sur-Saone | 3,744.19 mi (6,025.70 km) |
| Watertown to Chalons-en-Champagne | 3,653.58 mi (5,879.86 km) |
| Watertown to Chamalieres | 3,702.86 mi (5,959.19 km) |
| Watertown to Chambery | 3,829.46 mi (6,162.92 km) |
| Watertown to Chambly | 3,561.39 mi (5,731.50 km) |
