| Porthcawl to Miedzychod | 832.87 mi (1,340.37 km) |
| Porthcawl to Miedzyrzec Podlaski | 1,127.12 mi (1,813.93 km) |
| Porthcawl to Miedzyrzecz | 820.98 mi (1,321.24 km) |
| Porthcawl to Mielec | 1,092.90 mi (1,758.85 km) |
| Porthcawl to Mikolow | 986.20 mi (1,587.13 km) |
| Porthcawl to Milanowek | 1,037.34 mi (1,669.44 km) |
| Porthcawl to Milicz | 898.87 mi (1,446.60 km) |
| Porthcawl to Minsk Mazowiecki | 1,074.04 mi (1,728.50 km) |
| Porthcawl to Mlawa | 1,017.89 mi (1,638.13 km) |
| Porthcawl to Mogilno | 919.24 mi (1,479.37 km) |
| Porthcawl to Monki | 1,117.72 mi (1,798.79 km) |
| Porthcawl to Morag | 998.52 mi (1,606.96 km) |
| Porthcawl to Mosina | 874.84 mi (1,407.92 km) |
| Porthcawl to Mragowo | 1,054.20 mi (1,696.57 km) |
| Porthcawl to Murowana Goslina | 880.50 mi (1,417.03 km) |
