| Barstow to Mexborough | 5,228.78 mi (8,414.91 km) |
| Barstow to Mickleover | 5,247.00 mi (8,444.23 km) |
| Barstow to Middlesbrough | 5,182.18 mi (8,339.92 km) |
| Barstow to Middleton | 5,197.85 mi (8,365.13 km) |
| Barstow to Middlewich | 5,205.71 mi (8,377.78 km) |
| Barstow to Midsomer Norton | 5,288.69 mi (8,511.32 km) |
| Barstow to Mildenhall | 5,337.45 mi (8,589.80 km) |
| Barstow to Milford Haven | 5,184.37 mi (8,343.43 km) |
| Barstow to Mill Hill | 5,347.15 mi (8,605.41 km) |
| Barstow to Milngavie | 5,028.64 mi (8,092.82 km) |
| Barstow to Milnrow | 5,197.82 mi (8,365.08 km) |
| Barstow to Milton | 5,221.58 mi (8,403.32 km) |
| Barstow to Milton Keynes | 5,311.02 mi (8,547.25 km) |
| Barstow to Minehead | 5,259.14 mi (8,463.77 km) |
| Barstow to Minster | 5,389.63 mi (8,673.77 km) |
