| Castellon de la Plana to Ukiah (California) | 5,899.52 mi (9,494.36 km) |
| Castellon de la Plana to Union (Missouri) | 4,634.87 mi (7,459.10 km) |
| Castellon de la Plana to Union City (California) | 5,938.95 mi (9,557.82 km) |
| Castellon de la Plana to Union City (Georgia) | 4,518.28 mi (7,271.47 km) |
| Castellon de la Plana to Union City (New Jersey) | 3,771.18 mi (6,069.12 km) |
| Castellon de la Plana to Union City (Tennessee) | 4,623.12 mi (7,440.20 km) |
| Castellon de la Plana to Union Hill-Novelty Hill (Washington) | 5,414.19 mi (8,713.30 km) |
| Castellon de la Plana to Union Park (Florida) | 4,545.24 mi (7,314.85 km) |
| Castellon de la Plana to Uniondale (New York) | 3,751.93 mi (6,038.15 km) |
| Castellon de la Plana to Universal City (Texas) | 5,336.25 mi (8,587.86 km) |
| Castellon de la Plana to University (Florida) | 4,624.50 mi (7,442.41 km) |
| Castellon de la Plana to University City (Missouri) | 4,596.47 mi (7,397.30 km) |
| Castellon de la Plana to University Heights (Ohio) | 4,097.23 mi (6,593.86 km) |
| Castellon de la Plana to University of California-Santa Barbara (California) | 6,025.16 mi (9,696.55 km) |
| Castellon de la Plana to University Park (Texas) | 5,124.67 mi (8,247.35 km) |
