| Culemborg to Marco de Canavezes | 975.40 mi (1,569.76 km) |
| Culemborg to Marinha Grande | 1,080.18 mi (1,738.38 km) |
| Culemborg to Massama | 1,147.54 mi (1,846.79 km) |
| Culemborg to Matosinhos | 992.32 mi (1,596.99 km) |
| Culemborg to Mealhada | 1,029.63 mi (1,657.03 km) |
| Culemborg to Melgaco | 927.55 mi (1,492.74 km) |
| Culemborg to Melres | 989.56 mi (1,592.54 km) |
| Culemborg to Mira | 1,035.31 mi (1,666.17 km) |
| Culemborg to Miranda do Corvo | 1,042.38 mi (1,677.54 km) |
| Culemborg to Mirandela | 929.36 mi (1,495.66 km) |
| Culemborg to Mogadouro | 924.55 mi (1,487.92 km) |
| Culemborg to Moimenta da Beira | 970.86 mi (1,562.45 km) |
| Culemborg to Moita | 1,145.36 mi (1,843.28 km) |
| Culemborg to Moncao | 936.69 mi (1,507.46 km) |
| Culemborg to Montalegre | 928.79 mi (1,494.74 km) |
