| On Top of the World Designated Place to Mirfield | 4,252.36 mi (6,843.51 km) |
| On Top of the World Designated Place to Mitcham | 4,349.52 mi (6,999.88 km) |
| On Top of the World Designated Place to Mold | 4,200.74 mi (6,760.44 km) |
| On Top of the World Designated Place to Molesey | 4,340.67 mi (6,985.63 km) |
| On Top of the World Designated Place to Monkseaton | 4,243.35 mi (6,829.02 km) |
| On Top of the World Designated Place to Monmouth | 4,235.81 mi (6,816.87 km) |
| On Top of the World Designated Place to Montrose | 4,184.98 mi (6,735.07 km) |
| On Top of the World Designated Place to Morden | 4,347.70 mi (6,996.95 km) |
| On Top of the World Designated Place to Morecambe | 4,200.02 mi (6,759.28 km) |
| On Top of the World Designated Place to Moreton | 4,198.68 mi (6,757.12 km) |
| On Top of the World Designated Place to Morley | 4,254.90 mi (6,847.59 km) |
| On Top of the World Designated Place to Morpeth | 4,232.76 mi (6,811.96 km) |
| On Top of the World Designated Place to Morriston | 4,186.60 mi (6,737.68 km) |
| On Top of the World Designated Place to Mosbrough | 4,270.45 mi (6,872.62 km) |
| On Top of the World Designated Place to Mossley | 4,240.53 mi (6,824.48 km) |
