| Arklow to Marco de Canavezes | 807.58 mi (1,299.68 km) |
| Arklow to Marinha Grande | 910.73 mi (1,465.67 km) |
| Arklow to Massama | 981.15 mi (1,579.01 km) |
| Arklow to Matosinhos | 810.94 mi (1,305.09 km) |
| Arklow to Mealhada | 864.22 mi (1,390.83 km) |
| Arklow to Melgaco | 744.16 mi (1,197.60 km) |
| Arklow to Melres | 817.01 mi (1,314.85 km) |
| Arklow to Mira | 862.56 mi (1,388.15 km) |
| Arklow to Miranda do Corvo | 883.02 mi (1,421.09 km) |
| Arklow to Mirandela | 782.80 mi (1,259.80 km) |
| Arklow to Mogadouro | 792.28 mi (1,275.06 km) |
| Arklow to Moimenta da Beira | 819.11 mi (1,318.23 km) |
| Arklow to Moita | 986.47 mi (1,587.58 km) |
| Arklow to Moncao | 748.49 mi (1,204.58 km) |
| Arklow to Montalegre | 761.79 mi (1,225.98 km) |
