| Placentia to Home Gardens (California) | 19.72 mi (31.73 km) |
| Placentia to Homer Glen (Illinois) | 1,708.86 mi (2,750.15 km) |
| Placentia to Homestead (Florida) | 2,306.06 mi (3,711.24 km) |
| Placentia to Homewood (Alabama) | 1,778.60 mi (2,862.37 km) |
| Placentia to Homewood (Illinois) | 1,723.18 mi (2,773.20 km) |
| Placentia to Homosassa Springs (Florida) | 2,102.70 mi (3,383.96 km) |
| Placentia to Honeygo (Maryland) | 2,307.65 mi (3,713.81 km) |
| Placentia to Honolulu (Hawaii) | 2,578.60 mi (4,149.85 km) |
| Placentia to Hoover (Alabama) | 1,779.72 mi (2,864.19 km) |
| Placentia to Hopatcong (New Jersey) | 2,395.18 mi (3,854.66 km) |
| Placentia to Hope Mills (North Carolina) | 2,203.94 mi (3,546.89 km) |
| Placentia to Hopewell (Virginia) | 2,273.63 mi (3,659.05 km) |
| Placentia to Hopkins (Minnesota) | 1,503.25 mi (2,419.25 km) |
| Placentia to Hopkinsville (Kentucky) | 1,716.63 mi (2,762.64 km) |
| Placentia to Horizon City (Texas) | 694.05 mi (1,116.96 km) |
