| Ottendorf-Okrilla to Marco de Canavezes | 1,250.29 mi (2,012.15 km) |
| Ottendorf-Okrilla to Marinha Grande | 1,347.31 mi (2,168.28 km) |
| Ottendorf-Okrilla to Massama | 1,408.28 mi (2,266.41 km) |
| Ottendorf-Okrilla to Matosinhos | 1,271.97 mi (2,047.03 km) |
| Ottendorf-Okrilla to Mealhada | 1,298.79 mi (2,090.20 km) |
| Ottendorf-Okrilla to Melgaco | 1,213.64 mi (1,953.16 km) |
| Ottendorf-Okrilla to Melres | 1,265.40 mi (2,036.46 km) |
| Ottendorf-Okrilla to Mira | 1,307.49 mi (2,104.20 km) |
| Ottendorf-Okrilla to Miranda do Corvo | 1,307.59 mi (2,104.36 km) |
| Ottendorf-Okrilla to Mirandela | 1,198.69 mi (1,929.11 km) |
| Ottendorf-Okrilla to Mogadouro | 1,187.60 mi (1,911.26 km) |
| Ottendorf-Okrilla to Moimenta da Beira | 1,238.65 mi (1,993.41 km) |
| Ottendorf-Okrilla to Moita | 1,402.47 mi (2,257.05 km) |
| Ottendorf-Okrilla to Moncao | 1,224.06 mi (1,969.93 km) |
| Ottendorf-Okrilla to Montalegre | 1,207.54 mi (1,943.35 km) |
