| Preakness to Mankato (Minnesota) | 1,027.18 mi (1,653.08 km) |
| Preakness to Manor (Texas) | 1,491.74 mi (2,400.73 km) |
| Preakness to Manorville (New York) | 75.03 mi (120.75 km) |
| Preakness to Mansfield (Ohio) | 433.95 mi (698.38 km) |
| Preakness to Mansfield (Texas) | 1,387.69 mi (2,233.28 km) |
| Preakness to Manteca (California) | 2,489.87 mi (4,007.06 km) |
| Preakness to Manville (New Jersey) | 33.38 mi (53.73 km) |
| Preakness to Maple Grove (Minnesota) | 1,010.81 mi (1,626.74 km) |
| Preakness to Maple Heights (Ohio) | 382.92 mi (616.25 km) |
| Preakness to Maple Valley (Washington) | 2,372.94 mi (3,818.88 km) |
| Preakness to Mapleton (Utah) | 1,947.27 mi (3,133.82 km) |
| Preakness to Maplewood (Minnesota) | 988.28 mi (1,590.48 km) |
| Preakness to Marana (Arizona) | 2,111.60 mi (3,398.30 km) |
| Preakness to Marco Island (Florida) | 1,121.65 mi (1,805.12 km) |
| Preakness to Margate (Florida) | 1,071.27 mi (1,724.04 km) |
