| Mill Valley to Maryland Heights (Missouri) | 1,730.43 mi (2,784.86 km) |
| Mill Valley to Marysville (California) | 100.31 mi (161.44 km) |
| Mill Valley to Marysville (Ohio) | 2,090.92 mi (3,365.01 km) |
| Mill Valley to Marysville (Washington) | 703.11 mi (1,131.54 km) |
| Mill Valley to Maryville (Missouri) | 1,486.61 mi (2,392.47 km) |
| Mill Valley to Maryville (Tennessee) | 2,122.80 mi (3,416.32 km) |
| Mill Valley to Mason (Ohio) | 2,050.89 mi (3,300.59 km) |
| Mill Valley to Mason City (Iowa) | 1,574.23 mi (2,533.47 km) |
| Mill Valley to Massapequa (New York) | 2,596.90 mi (4,179.31 km) |
| Mill Valley to Massapequa Park (New York) | 2,597.77 mi (4,180.71 km) |
| Mill Valley to Massillon (Ohio) | 2,180.62 mi (3,509.36 km) |
| Mill Valley to Mastic (New York) | 2,626.67 mi (4,227.22 km) |
| Mill Valley to Mastic Beach (New York) | 2,627.87 mi (4,229.15 km) |
| Mill Valley to Matteson (Illinois) | 1,853.49 mi (2,982.90 km) |
| Mill Valley to Matthews (North Carolina) | 2,311.54 mi (3,720.06 km) |
