| Pembroke Dock to Mirfield | 193.52 mi (311.44 km) |
| Pembroke Dock to Mitcham | 206.94 mi (333.04 km) |
| Pembroke Dock to Mold | 127.22 mi (204.74 km) |
| Pembroke Dock to Molesey | 197.91 mi (318.50 km) |
| Pembroke Dock to Monkseaton | 272.37 mi (438.34 km) |
| Pembroke Dock to Monmouth | 95.54 mi (153.76 km) |
| Pembroke Dock to Montrose | 360.61 mi (580.35 km) |
| Pembroke Dock to Morden | 205.09 mi (330.06 km) |
| Pembroke Dock to Morecambe | 185.79 mi (299.00 km) |
| Pembroke Dock to Moreton | 140.93 mi (226.81 km) |
| Pembroke Dock to Morley | 199.35 mi (320.82 km) |
| Pembroke Dock to Morpeth | 274.84 mi (442.31 km) |
| Pembroke Dock to Morriston | 43.18 mi (69.50 km) |
| Pembroke Dock to Mosbrough | 188.17 mi (302.84 km) |
| Pembroke Dock to Mossley | 175.24 mi (282.02 km) |
