| Placentia to Arroyo Grande (California) | 177.56 mi (285.75 km) |
| Placentia to Artesia (California) | 12.95 mi (20.84 km) |
| Placentia to Artesia (New Mexico) | 777.61 mi (1,251.43 km) |
| Placentia to Artondale (Washington) | 960.23 mi (1,545.33 km) |
| Placentia to Arvada (Colorado) | 812.68 mi (1,307.89 km) |
| Placentia to Arvin (California) | 106.39 mi (171.23 km) |
| Placentia to Asbury Lake (Florida) | 2,120.02 mi (3,411.85 km) |
| Placentia to Asbury Park (New Jersey) | 2,431.88 mi (3,913.74 km) |
| Placentia to Ashburn (Virginia) | 2,253.61 mi (3,626.84 km) |
| Placentia to Asheboro (North Carolina) | 2,148.66 mi (3,457.94 km) |
| Placentia to Asheville (North Carolina) | 1,997.37 mi (3,214.45 km) |
| Placentia to Ashland (California) | 355.51 mi (572.14 km) |
| Placentia to Ashland (Kentucky) | 1,977.02 mi (3,181.70 km) |
| Placentia to Ashland (Ohio) | 1,995.52 mi (3,211.48 km) |
| Placentia to Ashland (Oregon) | 631.49 mi (1,016.28 km) |
