| Barstow to Monticello (Minnesota) | 1,417.13 mi (2,280.65 km) |
| Barstow to Montrose (Colorado) | 566.42 mi (911.57 km) |
| Barstow to Moody (Alabama) | 1,740.63 mi (2,801.28 km) |
| Barstow to Moore (Oklahoma) | 1,105.04 mi (1,778.39 km) |
| Barstow to Moorestown-Lenola (New Jersey) | 2,314.45 mi (3,724.75 km) |
| Barstow to Mooresville (North Carolina) | 2,033.30 mi (3,272.28 km) |
| Barstow to Moorhead (Minnesota) | 1,339.51 mi (2,155.74 km) |
| Barstow to Moorpark (California) | 111.54 mi (179.50 km) |
| Barstow to Moraga (California) | 349.32 mi (562.18 km) |
| Barstow to Moreno Valley (California) | 65.68 mi (105.70 km) |
| Barstow to Morgan City (Louisiana) | 1,547.07 mi (2,489.77 km) |
| Barstow to Morgan Hill (California) | 300.76 mi (484.02 km) |
| Barstow to Morganton (North Carolina) | 1,983.17 mi (3,191.61 km) |
| Barstow to Morgantown (West Virginia) | 2,052.06 mi (3,302.48 km) |
| Barstow to Morris (Illinois) | 1,610.91 mi (2,592.51 km) |
