| Watertown Town to Cosham | 3,251.32 mi (5,232.50 km) |
| Watertown Town to Costessey | 3,304.67 mi (5,318.36 km) |
| Watertown Town to Cottingham | 3,217.39 mi (5,177.89 km) |
| Watertown Town to Coulsdon | 3,279.06 mi (5,277.13 km) |
| Watertown Town to Coventry | 3,200.55 mi (5,150.79 km) |
| Watertown Town to Cowdenbeath | 3,065.34 mi (4,933.19 km) |
| Watertown Town to Cowes | 3,243.42 mi (5,219.78 km) |
| Watertown Town to Cowley | 3,260.56 mi (5,247.37 km) |
| Watertown Town to Cowley | 3,226.26 mi (5,192.16 km) |
| Watertown Town to Cramlington | 3,148.49 mi (5,067.00 km) |
| Watertown Town to Cranleigh | 3,269.16 mi (5,261.20 km) |
| Watertown Town to Crawley | 3,281.73 mi (5,281.43 km) |
| Watertown Town to Crayford | 3,289.32 mi (5,293.65 km) |
| Watertown Town to Crewe | 3,149.99 mi (5,069.42 km) |
| Watertown Town to Crigglestone | 3,176.37 mi (5,111.87 km) |
