| Efkarpia to Marco de Canavezes | 1,615.03 mi (2,599.14 km) |
| Efkarpia to Marinha Grande | 1,674.15 mi (2,694.29 km) |
| Efkarpia to Massama | 1,708.15 mi (2,749.00 km) |
| Efkarpia to Matosinhos | 1,643.26 mi (2,644.57 km) |
| Efkarpia to Mealhada | 1,640.18 mi (2,639.61 km) |
| Efkarpia to Melgaco | 1,611.91 mi (2,594.11 km) |
| Efkarpia to Melres | 1,629.17 mi (2,621.90 km) |
| Efkarpia to Mira | 1,654.14 mi (2,662.08 km) |
| Efkarpia to Miranda do Corvo | 1,637.99 mi (2,636.10 km) |
| Efkarpia to Mirandela | 1,562.24 mi (2,514.18 km) |
| Efkarpia to Mogadouro | 1,539.87 mi (2,478.18 km) |
| Efkarpia to Moimenta da Beira | 1,589.72 mi (2,558.41 km) |
| Efkarpia to Moita | 1,694.85 mi (2,727.60 km) |
| Efkarpia to Moncao | 1,623.13 mi (2,612.18 km) |
| Efkarpia to Montalegre | 1,590.28 mi (2,559.30 km) |
