| Watertown Town to Cloverleaf (Texas) | 1,588.43 mi (2,556.34 km) |
| Watertown Town to Cloverly (Maryland) | 378.99 mi (609.93 km) |
| Watertown Town to Clovis (California) | 2,575.28 mi (4,144.51 km) |
| Watertown Town to Clovis (New Mexico) | 1,805.75 mi (2,906.07 km) |
| Watertown Town to Clute (Texas) | 1,632.85 mi (2,627.81 km) |
| Watertown Town to Coachella (California) | 2,489.08 mi (4,005.79 km) |
| Watertown Town to Coalinga (California) | 2,627.30 mi (4,228.23 km) |
| Watertown Town to Coamo (Puerto Rico) | 1,702.20 mi (2,739.42 km) |
| Watertown Town to Coatesville (Pennsylvania) | 292.25 mi (470.32 km) |
| Watertown Town to Cockeysville (Maryland) | 347.54 mi (559.32 km) |
| Watertown Town to Cocoa (Florida) | 1,105.48 mi (1,779.10 km) |
| Watertown Town to Cocoa Beach (Florida) | 1,104.76 mi (1,777.93 km) |
| Watertown Town to Coconut Creek (Florida) | 1,222.96 mi (1,968.16 km) |
| Watertown Town to Coeur d'Alene (Idaho) | 2,224.42 mi (3,579.86 km) |
| Watertown Town to Cohoes (New York) | 131.72 mi (211.99 km) |
