| Portchester to Morristown (New Jersey) | 3,450.75 mi (5,553.44 km) |
| Portchester to Morristown (Tennessee) | 4,019.47 mi (6,468.71 km) |
| Portchester to Morrisville (North Carolina) | 3,851.45 mi (6,198.31 km) |
| Portchester to Morro Bay (California) | 5,447.58 mi (8,767.03 km) |
| Portchester to Morton (Illinois) | 4,060.12 mi (6,534.12 km) |
| Portchester to Morton Grove (Illinois) | 3,929.42 mi (6,323.79 km) |
| Portchester to Moscow (Idaho) | 4,693.70 mi (7,553.77 km) |
| Portchester to Moses Lake (Washington) | 4,736.94 mi (7,623.37 km) |
| Portchester to Moss Bluff (Louisiana) | 4,711.92 mi (7,583.11 km) |
| Portchester to Moss Point (Mississippi) | 4,514.35 mi (7,265.15 km) |
| Portchester to Moultrie (Georgia) | 4,279.94 mi (6,887.89 km) |
| Portchester to Mounds View (Minnesota) | 3,992.62 mi (6,425.49 km) |
| Portchester to Mount Airy (North Carolina) | 3,894.67 mi (6,267.86 km) |
| Portchester to Mount Clemens (Michigan) | 3,713.15 mi (5,975.74 km) |
| Portchester to Mount Dora (Florida) | 4,304.24 mi (6,927.00 km) |
