| Placentia to Red Bank (New Jersey) | 2,428.41 mi (3,908.14 km) |
| Placentia to Red Bank (Tennessee) | 1,847.75 mi (2,973.67 km) |
| Placentia to Red Bluff (California) | 497.40 mi (800.49 km) |
| Placentia to Red Hill (South Carolina) | 2,215.87 mi (3,566.09 km) |
| Placentia to Red Oak (Texas) | 1,219.55 mi (1,962.68 km) |
| Placentia to Red Wing (Minnesota) | 1,531.41 mi (2,464.56 km) |
| Placentia to Redan (Georgia) | 1,925.35 mi (3,098.55 km) |
| Placentia to Redding (California) | 524.36 mi (843.88 km) |
| Placentia to Redland (Maryland) | 2,270.53 mi (3,654.07 km) |
| Placentia to Redlands (California) | 40.93 mi (65.88 km) |
| Placentia to Redmond (Oregon) | 738.90 mi (1,189.14 km) |
| Placentia to Redmond (Washington) | 978.51 mi (1,574.76 km) |
| Placentia to Redondo Beach (California) | 29.94 mi (48.19 km) |
| Placentia to Redwood City (California) | 350.28 mi (563.72 km) |
| Placentia to Reedley (California) | 208.17 mi (335.02 km) |
