| Upper Grand Lagoon to Mirfield | 4,335.11 mi (6,976.69 km) |
| Upper Grand Lagoon to Mitcham | 4,440.14 mi (7,145.71 km) |
| Upper Grand Lagoon to Mold | 4,286.28 mi (6,898.10 km) |
| Upper Grand Lagoon to Molesey | 4,431.42 mi (7,131.67 km) |
| Upper Grand Lagoon to Monkseaton | 4,320.61 mi (6,953.35 km) |
| Upper Grand Lagoon to Monmouth | 4,326.40 mi (6,962.67 km) |
| Upper Grand Lagoon to Montrose | 4,255.99 mi (6,849.36 km) |
| Upper Grand Lagoon to Morden | 4,438.34 mi (7,142.82 km) |
| Upper Grand Lagoon to Morecambe | 4,281.83 mi (6,890.94 km) |
| Upper Grand Lagoon to Moreton | 4,283.27 mi (6,893.26 km) |
| Upper Grand Lagoon to Morley | 4,337.33 mi (6,980.26 km) |
| Upper Grand Lagoon to Morpeth | 4,309.63 mi (6,935.68 km) |
| Upper Grand Lagoon to Morriston | 4,278.42 mi (6,885.46 km) |
| Upper Grand Lagoon to Mosbrough | 4,354.41 mi (7,007.75 km) |
| Upper Grand Lagoon to Mossley | 4,324.12 mi (6,959.00 km) |
