| Redding to Maryland Heights (Missouri) | 1,692.20 mi (2,723.33 km) |
| Redding to Marysville (California) | 106.38 mi (171.20 km) |
| Redding to Marysville (Ohio) | 2,035.46 mi (3,275.76 km) |
| Redding to Marysville (Washington) | 519.07 mi (835.36 km) |
| Redding to Maryville (Missouri) | 1,439.66 mi (2,316.91 km) |
| Redding to Maryville (Tennessee) | 2,095.08 mi (3,371.71 km) |
| Redding to Mason (Ohio) | 2,001.66 mi (3,221.36 km) |
| Redding to Mason City (Iowa) | 1,503.69 mi (2,419.96 km) |
| Redding to Massapequa (New York) | 2,530.05 mi (4,071.73 km) |
| Redding to Massapequa Park (New York) | 2,530.83 mi (4,072.98 km) |
| Redding to Massillon (Ohio) | 2,120.29 mi (3,412.27 km) |
| Redding to Mastic (New York) | 2,558.57 mi (4,117.61 km) |
| Redding to Mastic Beach (New York) | 2,559.96 mi (4,119.86 km) |
| Redding to Matteson (Illinois) | 1,793.15 mi (2,885.79 km) |
| Redding to Matthews (North Carolina) | 2,282.17 mi (3,672.80 km) |
