| Placentia to Morris (Illinois) | 1,681.94 mi (2,706.83 km) |
| Placentia to Morristown (New Jersey) | 2,405.18 mi (3,870.76 km) |
| Placentia to Morristown (Tennessee) | 1,951.02 mi (3,139.87 km) |
| Placentia to Morrisville (North Carolina) | 2,201.78 mi (3,543.43 km) |
| Placentia to Morro Bay (California) | 198.78 mi (319.90 km) |
| Placentia to Morton (Illinois) | 1,621.14 mi (2,608.98 km) |
| Placentia to Morton Grove (Illinois) | 1,721.66 mi (2,770.74 km) |
| Placentia to Moscow (Idaho) | 888.99 mi (1,430.69 km) |
| Placentia to Moses Lake (Washington) | 918.29 mi (1,477.84 km) |
| Placentia to Moss Bluff (Louisiana) | 1,460.28 mi (2,350.09 km) |
| Placentia to Moss Point (Mississippi) | 1,726.13 mi (2,777.94 km) |
| Placentia to Moultrie (Georgia) | 1,985.59 mi (3,195.50 km) |
| Placentia to Mounds View (Minnesota) | 1,516.92 mi (2,441.25 km) |
| Placentia to Mount Airy (North Carolina) | 2,097.45 mi (3,375.53 km) |
| Placentia to Mount Clemens (Michigan) | 1,975.17 mi (3,178.73 km) |
