| Royal Palm Beach to Ukiah (California) | 2,609.49 mi (4,199.57 km) |
| Royal Palm Beach to Union (Missouri) | 1,023.37 mi (1,646.95 km) |
| Royal Palm Beach to Union City (California) | 2,535.10 mi (4,079.85 km) |
| Royal Palm Beach to Union City (Georgia) | 541.92 mi (872.14 km) |
| Royal Palm Beach to Union City (New Jersey) | 1,034.05 mi (1,664.14 km) |
| Royal Palm Beach to Union City (Tennessee) | 848.28 mi (1,365.17 km) |
| Royal Palm Beach to Union Hill-Novelty Hill (Washington) | 2,672.73 mi (4,301.34 km) |
| Royal Palm Beach to Union Park (Florida) | 142.76 mi (229.76 km) |
| Royal Palm Beach to Uniondale (New York) | 1,039.69 mi (1,673.22 km) |
| Royal Palm Beach to Universal City (Texas) | 1,118.09 mi (1,799.40 km) |
| Royal Palm Beach to University (Florida) | 165.45 mi (266.26 km) |
| Royal Palm Beach to University City (Missouri) | 1,012.66 mi (1,629.72 km) |
| Royal Palm Beach to University Heights (Ohio) | 1,024.67 mi (1,649.05 km) |
| Royal Palm Beach to University of California-Santa Barbara (California) | 2,401.58 mi (3,864.97 km) |
| Royal Palm Beach to University Park (Texas) | 1,078.98 mi (1,736.45 km) |
