| Castalla to University Place (Washington) | 5,512.00 mi (8,870.70 km) |
| Castalla to Upland (California) | 5,995.56 mi (9,648.91 km) |
| Castalla to Upper Arlington (Ohio) | 4,234.73 mi (6,815.15 km) |
| Castalla to Upper Grand Lagoon (Florida) | 4,711.26 mi (7,582.05 km) |
| Castalla to Upper Montclair (New Jersey) | 3,790.29 mi (6,099.88 km) |
| Castalla to Urbana (Illinois) | 4,468.78 mi (7,191.81 km) |
| Castalla to Urbana (Maryland) | 3,984.92 mi (6,413.12 km) |
| Castalla to Urbana (Ohio) | 4,263.98 mi (6,862.21 km) |
| Castalla to Urbandale (Iowa) | 4,663.28 mi (7,504.82 km) |
| Castalla to Utica (New York) | 3,777.74 mi (6,079.68 km) |
| Castalla to Uvalde (Texas) | 5,435.34 mi (8,747.34 km) |
| Castalla to Vacaville (California) | 5,945.88 mi (9,568.96 km) |
| Castalla to Vadnais Heights (Minnesota) | 4,509.48 mi (7,257.30 km) |
| Castalla to Vail (Arizona) | 5,806.35 mi (9,344.42 km) |
| Castalla to Valdosta (Georgia) | 4,562.37 mi (7,342.43 km) |
