| Placentia to Ukiah (California) | 469.70 mi (755.91 km) |
| Placentia to Union (Missouri) | 1,525.50 mi (2,455.05 km) |
| Placentia to Union City (California) | 347.27 mi (558.87 km) |
| Placentia to Union City (Georgia) | 1,904.51 mi (3,065.01 km) |
| Placentia to Union City (New Jersey) | 2,428.52 mi (3,908.33 km) |
| Placentia to Union City (Tennessee) | 1,630.80 mi (2,624.53 km) |
| Placentia to Union Hill-Novelty Hill (Washington) | 977.65 mi (1,573.38 km) |
| Placentia to Union Park (Florida) | 2,182.97 mi (3,513.15 km) |
| Placentia to Uniondale (New York) | 2,451.59 mi (3,945.46 km) |
| Placentia to Universal City (Texas) | 1,185.14 mi (1,907.30 km) |
| Placentia to University (Florida) | 2,125.49 mi (3,420.64 km) |
| Placentia to University City (Missouri) | 1,562.15 mi (2,514.04 km) |
| Placentia to University Heights (Ohio) | 2,038.12 mi (3,280.04 km) |
| Placentia to University of California-Santa Barbara (California) | 120.25 mi (193.53 km) |
| Placentia to University Park (Texas) | 1,215.32 mi (1,955.87 km) |
