| Watford to Chantilly (Virginia) | 3,668.03 mi (5,903.12 km) |
| Watford to Chaparral (New Mexico) | 5,131.65 mi (8,258.59 km) |
| Watford to Chapel Hill (North Carolina) | 3,869.62 mi (6,227.55 km) |
| Watford to Charleston (Illinois) | 4,066.37 mi (6,544.19 km) |
| Watford to Charleston (South Carolina) | 4,056.28 mi (6,527.95 km) |
| Watford to Charleston (West Virginia) | 3,861.86 mi (6,215.06 km) |
| Watford to Charlotte (North Carolina) | 3,977.01 mi (6,400.38 km) |
| Watford to Charlottesville (Virginia) | 3,749.03 mi (6,033.47 km) |
| Watford to Chaska (Minnesota) | 4,015.77 mi (6,462.76 km) |
| Watford to Chatham (Illinois) | 4,115.59 mi (6,623.40 km) |
| Watford to Chattanooga (Tennessee) | 4,163.18 mi (6,699.99 km) |
| Watford to Cheat Lake (West Virginia) | 3,730.08 mi (6,002.98 km) |
| Watford to Chelsea (Alabama) | 4,304.09 mi (6,926.76 km) |
| Watford to Chelsea (Massachusetts) | 3,254.33 mi (5,237.35 km) |
| Watford to Cheney (Washington) | 4,646.85 mi (7,478.38 km) |
