| Watford to Hormigueros (Puerto Rico) | 4,249.08 mi (6,838.24 km) |
| Watford to Horn Lake (Mississippi) | 4,360.08 mi (7,016.86 km) |
| Watford to Hot Springs (Arkansas) | 4,500.65 mi (7,243.09 km) |
| Watford to Hot Springs Village (Arkansas) | 4,488.87 mi (7,224.14 km) |
| Watford to Houma (Louisiana) | 4,657.15 mi (7,494.96 km) |
| Watford to Houston (Texas) | 4,833.48 mi (7,778.73 km) |
| Watford to Howard (Wisconsin) | 3,826.24 mi (6,157.75 km) |
| Watford to Huber Heights (Ohio) | 3,890.30 mi (6,260.83 km) |
| Watford to Hudson (Florida) | 4,389.42 mi (7,064.09 km) |
| Watford to Hudson (Ohio) | 3,722.01 mi (5,989.99 km) |
| Watford to Hudson (Wisconsin) | 3,977.37 mi (6,400.96 km) |
| Watford to Hueytown (Alabama) | 4,315.06 mi (6,944.43 km) |
| Watford to Hugo (Minnesota) | 3,976.00 mi (6,398.76 km) |
| Watford to Humacao (Puerto Rico) | 4,193.38 mi (6,748.59 km) |
| Watford to Humble (Texas) | 4,817.91 mi (7,753.67 km) |
