| Caerphilly to Maisons-Alfort | 314.94 mi (506.84 km) |
| Caerphilly to Maisons-Laffitte | 298.49 mi (480.37 km) |
| Caerphilly to Maizieres-les-Metz | 443.88 mi (714.35 km) |
| Caerphilly to Malakoff | 309.44 mi (497.99 km) |
| Caerphilly to Mandelieu-la-Napoule | 728.12 mi (1,171.79 km) |
| Caerphilly to Manosque | 678.25 mi (1,091.54 km) |
| Caerphilly to Mantes-la-Jolie | 281.72 mi (453.39 km) |
| Caerphilly to Mantes-la-Ville | 282.26 mi (454.25 km) |
| Caerphilly to Marck | 227.60 mi (366.28 km) |
| Caerphilly to Marcq-en-Baroeul | 280.84 mi (451.97 km) |
| Caerphilly to Margny-les-Compiegne | 304.06 mi (489.34 km) |
| Caerphilly to Marguerittes | 640.49 mi (1,030.76 km) |
| Caerphilly to Marignane | 686.75 mi (1,105.22 km) |
| Caerphilly to Marly | 447.95 mi (720.91 km) |
| Caerphilly to Marly | 306.14 mi (492.69 km) |
