| Watford to Cloverly (Maryland) | 3,639.99 mi (5,857.99 km) |
| Watford to Clovis (California) | 5,311.10 mi (8,547.39 km) |
| Watford to Clovis (New Mexico) | 4,886.24 mi (7,863.65 km) |
| Watford to Clute (Texas) | 4,873.46 mi (7,843.07 km) |
| Watford to Coachella (California) | 5,377.53 mi (8,654.30 km) |
| Watford to Coalinga (California) | 5,370.28 mi (8,642.63 km) |
| Watford to Coamo (Puerto Rico) | 4,220.45 mi (6,792.16 km) |
| Watford to Coatesville (Pennsylvania) | 3,552.81 mi (5,717.69 km) |
| Watford to Cockeysville (Maryland) | 3,608.16 mi (5,806.77 km) |
| Watford to Cocoa (Florida) | 4,307.82 mi (6,932.77 km) |
| Watford to Cocoa Beach (Florida) | 4,304.41 mi (6,927.27 km) |
| Watford to Coconut Creek (Florida) | 4,388.87 mi (7,063.20 km) |
| Watford to Coeur d'Alene (Idaho) | 4,613.03 mi (7,423.96 km) |
| Watford to Cohoes (New York) | 3,347.00 mi (5,386.47 km) |
| Watford to Cold Springs (Nevada) | 5,155.68 mi (8,297.27 km) |
