| Placentia to Oak Grove (South Carolina) | 2,092.94 mi (3,368.25 km) |
| Placentia to Oak Harbor (Washington) | 1,026.10 mi (1,651.36 km) |
| Placentia to Oak Hills (Oregon) | 847.63 mi (1,364.14 km) |
| Placentia to Oak Lawn (Illinois) | 1,720.02 mi (2,768.11 km) |
| Placentia to Oak Park (California) | 56.27 mi (90.56 km) |
| Placentia to Oak Park (Illinois) | 1,719.93 mi (2,767.97 km) |
| Placentia to Oak Park (Michigan) | 1,959.01 mi (3,152.72 km) |
| Placentia to Oak Ridge (Florida) | 2,174.67 mi (3,499.80 km) |
| Placentia to Oak Ridge (New Jersey) | 2,403.40 mi (3,867.89 km) |
| Placentia to Oak Ridge (Tennessee) | 1,897.42 mi (3,053.60 km) |
| Placentia to Oakdale (California) | 316.18 mi (508.84 km) |
| Placentia to Oakdale (Minnesota) | 1,524.88 mi (2,454.05 km) |
| Placentia to Oakland (California) | 364.12 mi (585.99 km) |
| Placentia to Oakland (New Jersey) | 2,416.74 mi (3,889.38 km) |
| Placentia to Oakland Park (Florida) | 2,303.68 mi (3,707.41 km) |
