| Valley Center to Maryland Heights (Missouri) | 1,525.75 mi (2,455.45 km) |
| Valley Center to Marysville (California) | 481.61 mi (775.08 km) |
| Valley Center to Marysville (Ohio) | 1,912.89 mi (3,078.49 km) |
| Valley Center to Marysville (Washington) | 1,060.05 mi (1,705.99 km) |
| Valley Center to Maryville (Missouri) | 1,315.68 mi (2,117.38 km) |
| Valley Center to Maryville (Tennessee) | 1,880.53 mi (3,026.43 km) |
| Valley Center to Mason (Ohio) | 1,859.39 mi (2,992.40 km) |
| Valley Center to Mason City (Iowa) | 1,456.30 mi (2,343.68 km) |
| Valley Center to Massapequa (New York) | 2,432.99 mi (3,915.52 km) |
| Valley Center to Massapequa Park (New York) | 2,434.06 mi (3,917.24 km) |
| Valley Center to Massillon (Ohio) | 2,011.51 mi (3,237.22 km) |
| Valley Center to Mastic (New York) | 2,465.20 mi (3,967.36 km) |
| Valley Center to Mastic Beach (New York) | 2,465.90 mi (3,968.48 km) |
| Valley Center to Matteson (Illinois) | 1,696.05 mi (2,729.54 km) |
| Valley Center to Matthews (North Carolina) | 2,067.94 mi (3,328.03 km) |
