| Santo Tirso to University Place (Washington) | 5,108.93 mi (8,222.03 km) |
| Santo Tirso to Upland (California) | 5,557.93 mi (8,944.63 km) |
| Santo Tirso to Upper Arlington (Ohio) | 3,781.55 mi (6,085.82 km) |
| Santo Tirso to Upper Grand Lagoon (Florida) | 4,259.36 mi (6,854.78 km) |
| Santo Tirso to Upper Montclair (New Jersey) | 3,336.45 mi (5,369.50 km) |
| Santo Tirso to Urbana (Illinois) | 4,016.93 mi (6,464.63 km) |
| Santo Tirso to Urbana (Maryland) | 3,531.08 mi (5,682.72 km) |
| Santo Tirso to Urbana (Ohio) | 3,810.97 mi (6,133.16 km) |
| Santo Tirso to Urbandale (Iowa) | 4,215.38 mi (6,784.00 km) |
| Santo Tirso to Utica (New York) | 3,324.72 mi (5,350.61 km) |
| Santo Tirso to Uvalde (Texas) | 4,981.64 mi (8,017.17 km) |
| Santo Tirso to Vacaville (California) | 5,521.75 mi (8,886.40 km) |
| Santo Tirso to Vadnais Heights (Minnesota) | 4,066.02 mi (6,543.62 km) |
| Santo Tirso to Vail (Arizona) | 5,359.10 mi (8,624.64 km) |
| Santo Tirso to Valdosta (Georgia) | 4,110.97 mi (6,615.97 km) |
