| Rhyl to University Place (Washington) | 4,626.07 mi (7,444.93 km) |
| Rhyl to Upland (California) | 5,229.24 mi (8,415.65 km) |
| Rhyl to Upper Arlington (Ohio) | 3,678.61 mi (5,920.14 km) |
| Rhyl to Upper Grand Lagoon (Florida) | 4,269.80 mi (6,871.57 km) |
| Rhyl to Upper Montclair (New Jersey) | 3,292.08 mi (5,298.09 km) |
| Rhyl to Urbana (Illinois) | 3,871.29 mi (6,230.25 km) |
| Rhyl to Urbana (Maryland) | 3,486.06 mi (5,610.27 km) |
| Rhyl to Urbana (Ohio) | 3,701.26 mi (5,956.61 km) |
| Rhyl to Urbandale (Iowa) | 4,004.58 mi (6,444.74 km) |
| Rhyl to Utica (New York) | 3,233.47 mi (5,203.76 km) |
| Rhyl to Uvalde (Texas) | 4,869.20 mi (7,836.23 km) |
| Rhyl to Vacaville (California) | 5,118.42 mi (8,237.30 km) |
| Rhyl to Vadnais Heights (Minnesota) | 3,814.29 mi (6,138.50 km) |
| Rhyl to Vail (Arizona) | 5,113.99 mi (8,230.17 km) |
| Rhyl to Valdosta (Georgia) | 4,136.08 mi (6,656.37 km) |
