| Westbrook to Missouri City (Texas) | 1,692.78 mi (2,724.27 km) |
| Westbrook to Mitchell (South Dakota) | 1,375.89 mi (2,214.29 km) |
| Westbrook to Mitchellville (Maryland) | 469.35 mi (755.35 km) |
| Westbrook to Moberly (Missouri) | 1,175.46 mi (1,891.71 km) |
| Westbrook to Mobile (Alabama) | 1,323.17 mi (2,129.44 km) |
| Westbrook to Modesto (California) | 2,645.48 mi (4,257.48 km) |
| Westbrook to Mokena (Illinois) | 901.75 mi (1,451.22 km) |
| Westbrook to Moline (Illinois) | 1,033.12 mi (1,662.65 km) |
| Westbrook to Moncks Corner (South Carolina) | 894.01 mi (1,438.77 km) |
| Westbrook to Monfort Heights (Ohio) | 800.08 mi (1,287.61 km) |
| Westbrook to Monmouth (Oregon) | 2,569.89 mi (4,135.83 km) |
| Westbrook to Monroe (Georgia) | 990.61 mi (1,594.23 km) |
| Westbrook to Monroe (Louisiana) | 1,404.34 mi (2,260.07 km) |
| Westbrook to Monroe (Michigan) | 671.17 mi (1,080.14 km) |
| Westbrook to Monroe (North Carolina) | 809.76 mi (1,303.19 km) |
