| Placentia to Altus (Oklahoma) | 1,059.01 mi (1,704.31 km) |
| Placentia to Alum Rock (California) | 328.23 mi (528.23 km) |
| Placentia to Alvin (Texas) | 1,360.03 mi (2,188.75 km) |
| Placentia to Amarillo (Texas) | 915.51 mi (1,473.37 km) |
| Placentia to Amelia (Ohio) | 1,891.53 mi (3,044.12 km) |
| Placentia to American Canyon (California) | 385.57 mi (620.52 km) |
| Placentia to American Fork (Utah) | 559.13 mi (899.83 km) |
| Placentia to Americus (Georgia) | 1,944.62 mi (3,129.56 km) |
| Placentia to Ames (Iowa) | 1,428.84 mi (2,299.50 km) |
| Placentia to Amherst (Ohio) | 2,001.81 mi (3,221.61 km) |
| Placentia to Ammon (Idaho) | 734.77 mi (1,182.50 km) |
| Placentia to Amsterdam (New York) | 2,416.45 mi (3,888.91 km) |
| Placentia to Anacortes (Washington) | 1,038.79 mi (1,671.78 km) |
| Placentia to Anaheim (California) | 2.88 mi (4.64 km) |
| Placentia to Anchorage (Alaska) | 2,337.21 mi (3,761.37 km) |
