| Willoughby to University Park (Texas) | 1,039.18 mi (1,672.40 km) |
| Willoughby to University Place (Washington) | 2,041.32 mi (3,285.19 km) |
| Willoughby to Upland (California) | 2,028.03 mi (3,263.79 km) |
| Willoughby to Upper Arlington (Ohio) | 141.61 mi (227.91 km) |
| Willoughby to Upper Grand Lagoon (Florida) | 828.90 mi (1,333.99 km) |
| Willoughby to Upper Montclair (New Jersey) | 378.42 mi (609.01 km) |
| Willoughby to Urbana (Illinois) | 370.07 mi (595.56 km) |
| Willoughby to Urbana (Maryland) | 267.00 mi (429.70 km) |
| Willoughby to Urbana (Ohio) | 162.16 mi (260.98 km) |
| Willoughby to Urbandale (Iowa) | 638.31 mi (1,027.25 km) |
| Willoughby to Utica (New York) | 331.01 mi (532.71 km) |
| Willoughby to Uvalde (Texas) | 1,339.23 mi (2,155.27 km) |
| Willoughby to Vacaville (California) | 2,138.79 mi (3,442.06 km) |
| Willoughby to Vadnais Heights (Minnesota) | 631.01 mi (1,015.51 km) |
| Willoughby to Vail (Arizona) | 1,739.99 mi (2,800.24 km) |
