| Redding to McHenry (Illinois) | 1,756.81 mi (2,827.31 km) |
| Redding to McKeesport (Pennsylvania) | 2,213.30 mi (3,561.95 km) |
| Redding to McKinleyville (California) | 93.78 mi (150.93 km) |
| Redding to McKinney (Texas) | 1,502.07 mi (2,417.35 km) |
| Redding to McLean (Virginia) | 2,375.44 mi (3,822.90 km) |
| Redding to McMinnville (Oregon) | 323.39 mi (520.45 km) |
| Redding to McMinnville (Tennessee) | 2,002.09 mi (3,222.06 km) |
| Redding to McNair (Virginia) | 2,364.14 mi (3,804.72 km) |
| Redding to McPherson (Kansas) | 1,322.00 mi (2,127.55 km) |
| Redding to Mead Valley (California) | 542.71 mi (873.40 km) |
| Redding to Meadow Woods (Florida) | 2,458.18 mi (3,956.06 km) |
| Redding to Meadowbrook (Virginia) | 2,394.12 mi (3,852.97 km) |
| Redding to Meadville (Pennsylvania) | 2,176.91 mi (3,503.40 km) |
| Redding to Mebane (North Carolina) | 2,332.72 mi (3,754.15 km) |
| Redding to Mechanicsville (Virginia) | 2,395.73 mi (3,855.56 km) |
