| Portsmouth to Maisons-Alfort | 209.25 mi (336.75 km) |
| Portsmouth to Maisons-Laffitte | 192.88 mi (310.41 km) |
| Portsmouth to Maizieres-les-Metz | 340.00 mi (547.17 km) |
| Portsmouth to Malakoff | 203.96 mi (328.25 km) |
| Portsmouth to Mandelieu-la-Napoule | 626.63 mi (1,008.46 km) |
| Portsmouth to Manosque | 578.75 mi (931.41 km) |
| Portsmouth to Mantes-la-Jolie | 176.91 mi (284.70 km) |
| Portsmouth to Mantes-la-Ville | 177.52 mi (285.70 km) |
| Portsmouth to Marck | 132.78 mi (213.69 km) |
| Portsmouth to Marcq-en-Baroeul | 183.18 mi (294.80 km) |
| Portsmouth to Margny-les-Compiegne | 197.62 mi (318.03 km) |
| Portsmouth to Marguerittes | 544.97 mi (877.05 km) |
| Portsmouth to Marignane | 589.84 mi (949.26 km) |
| Portsmouth to Marly | 343.51 mi (552.82 km) |
| Portsmouth to Marly | 205.61 mi (330.90 km) |
