| Didcot to Maisons-Alfort | 252.72 mi (406.71 km) |
| Didcot to Maisons-Laffitte | 236.84 mi (381.15 km) |
| Didcot to Maizieres-les-Metz | 365.27 mi (587.84 km) |
| Didcot to Malakoff | 248.08 mi (399.24 km) |
| Didcot to Mandelieu-la-Napoule | 673.95 mi (1,084.61 km) |
| Didcot to Manosque | 627.81 mi (1,010.36 km) |
| Didcot to Mantes-la-Jolie | 222.89 mi (358.70 km) |
| Didcot to Mantes-la-Ville | 223.64 mi (359.92 km) |
| Didcot to Marck | 145.22 mi (233.70 km) |
| Didcot to Marcq-en-Baroeul | 198.82 mi (319.96 km) |
| Didcot to Margny-les-Compiegne | 233.45 mi (375.71 km) |
| Didcot to Marguerittes | 596.41 mi (959.83 km) |
| Didcot to Marignane | 640.48 mi (1,030.76 km) |
| Didcot to Marly | 370.11 mi (595.64 km) |
| Didcot to Marly | 225.51 mi (362.92 km) |
