| Colfontaine to McKeesport (Pennsylvania) | 3,902.64 mi (6,280.69 km) |
| Colfontaine to McKinleyville (California) | 5,384.59 mi (8,665.66 km) |
| Colfontaine to McKinney (Texas) | 4,909.67 mi (7,901.34 km) |
| Colfontaine to McLean (Virginia) | 3,858.17 mi (6,209.13 km) |
| Colfontaine to McMinnville (Oregon) | 5,109.80 mi (8,223.42 km) |
| Colfontaine to McMinnville (Tennessee) | 4,358.01 mi (7,013.55 km) |
| Colfontaine to McNair (Virginia) | 3,866.71 mi (6,222.86 km) |
| Colfontaine to McPherson (Kansas) | 4,681.20 mi (7,533.67 km) |
| Colfontaine to Mead Valley (California) | 5,601.15 mi (9,014.18 km) |
| Colfontaine to Meadow Woods (Florida) | 4,532.57 mi (7,294.47 km) |
| Colfontaine to Meadowbrook (Virginia) | 3,938.10 mi (6,337.76 km) |
| Colfontaine to Meadville (Pennsylvania) | 3,856.37 mi (6,206.23 km) |
| Colfontaine to Mebane (North Carolina) | 4,074.30 mi (6,556.95 km) |
| Colfontaine to Mechanicsville (Virginia) | 3,924.31 mi (6,315.57 km) |
| Colfontaine to Medford (Massachusetts) | 3,459.15 mi (5,566.97 km) |
