| Placentia to Hereford (Texas) | 883.13 mi (1,421.26 km) |
| Placentia to Hermiston (Oregon) | 829.23 mi (1,334.52 km) |
| Placentia to Hermitage (Pennsylvania) | 2,094.03 mi (3,370.02 km) |
| Placentia to Hermosa Beach (California) | 31.05 mi (49.97 km) |
| Placentia to Hernando (Mississippi) | 1,585.44 mi (2,551.51 km) |
| Placentia to Herndon (Virginia) | 2,258.41 mi (3,634.56 km) |
| Placentia to Herriman (Utah) | 558.09 mi (898.16 km) |
| Placentia to Herrin (Illinois) | 1,630.40 mi (2,623.87 km) |
| Placentia to Hershey (Pennsylvania) | 2,292.98 mi (3,690.20 km) |
| Placentia to Hesperia (California) | 47.23 mi (76.01 km) |
| Placentia to Hewitt (Texas) | 1,211.21 mi (1,949.25 km) |
| Placentia to Hialeah (Florida) | 2,303.23 mi (3,706.69 km) |
| Placentia to Hialeah Gardens (Florida) | 2,299.74 mi (3,701.07 km) |
| Placentia to Hibbing (Minnesota) | 1,593.91 mi (2,565.15 km) |
| Placentia to Hickory (North Carolina) | 2,064.50 mi (3,322.49 km) |
