| Porthcawl to Montigny-les-Metz | 464.15 mi (746.98 km) |
| Porthcawl to Montivilliers | 216.48 mi (348.40 km) |
| Porthcawl to Montlouis-sur-Loire | 347.88 mi (559.86 km) |
| Porthcawl to Montlucon | 455.46 mi (732.98 km) |
| Porthcawl to Montmagny | 317.92 mi (511.64 km) |
| Porthcawl to Montmorency | 316.39 mi (509.18 km) |
| Porthcawl to Montpellier | 647.37 mi (1,041.85 km) |
| Porthcawl to Montreuil | 326.06 mi (524.74 km) |
| Porthcawl to Montrouge | 323.41 mi (520.48 km) |
| Porthcawl to Morangis | 328.53 mi (528.71 km) |
| Porthcawl to Morieres-les-Avignon | 655.52 mi (1,054.96 km) |
| Porthcawl to Morlaix | 200.64 mi (322.89 km) |
| Porthcawl to Morsang-sur-Orge | 330.84 mi (532.43 km) |
| Porthcawl to Mouans-Sartoux | 734.83 mi (1,182.60 km) |
| Porthcawl to Mougins | 736.62 mi (1,185.48 km) |
