| Duffel to Mitchell (South Dakota) | 4,417.62 mi (7,109.47 km) |
| Duffel to Mitchellville (Maryland) | 3,852.42 mi (6,199.87 km) |
| Duffel to Moberly (Missouri) | 4,434.89 mi (7,137.27 km) |
| Duffel to Mobile (Alabama) | 4,708.35 mi (7,577.35 km) |
| Duffel to Modesto (California) | 5,476.40 mi (8,813.42 km) |
| Duffel to Mokena (Illinois) | 4,162.17 mi (6,698.37 km) |
| Duffel to Moline (Illinois) | 4,261.55 mi (6,858.30 km) |
| Duffel to Moncks Corner (South Carolina) | 4,254.64 mi (6,847.19 km) |
| Duffel to Monfort Heights (Ohio) | 4,149.59 mi (6,678.12 km) |
| Duffel to Monmouth (Oregon) | 5,110.02 mi (8,223.78 km) |
| Duffel to Monroe (Georgia) | 4,374.95 mi (7,040.81 km) |
| Duffel to Monroe (Louisiana) | 4,770.88 mi (7,677.99 km) |
| Duffel to Monroe (Michigan) | 3,974.26 mi (6,395.95 km) |
| Duffel to Monroe (North Carolina) | 4,188.44 mi (6,740.64 km) |
| Duffel to Monroe (Ohio) | 4,127.71 mi (6,642.91 km) |
