| River Ridge to Mirfield | 4,522.01 mi (7,277.48 km) |
| River Ridge to Mitcham | 4,633.95 mi (7,457.62 km) |
| River Ridge to Mold | 4,475.89 mi (7,203.25 km) |
| River Ridge to Molesey | 4,625.38 mi (7,443.82 km) |
| River Ridge to Monkseaton | 4,502.41 mi (7,245.93 km) |
| River Ridge to Monmouth | 4,520.53 mi (7,275.08 km) |
| River Ridge to Montrose | 4,432.09 mi (7,132.77 km) |
| River Ridge to Morden | 4,632.19 mi (7,454.78 km) |
| River Ridge to Morecambe | 4,468.02 mi (7,190.59 km) |
| River Ridge to Moreton | 4,472.03 mi (7,197.04 km) |
| River Ridge to Morley | 4,523.93 mi (7,280.57 km) |
| River Ridge to Morpeth | 4,491.11 mi (7,227.74 km) |
| River Ridge to Morriston | 4,473.79 mi (7,199.88 km) |
| River Ridge to Mosbrough | 4,542.38 mi (7,310.25 km) |
| River Ridge to Mossley | 4,511.83 mi (7,261.09 km) |
