| Attendorn to Montemor-o-Novo | 1,163.03 mi (1,871.72 km) |
| Attendorn to Montemor-o-Velho | 1,097.15 mi (1,765.69 km) |
| Attendorn to Montijo | 1,183.65 mi (1,904.90 km) |
| Attendorn to Mortagua | 1,067.70 mi (1,718.29 km) |
| Attendorn to Moura | 1,167.57 mi (1,879.03 km) |
| Attendorn to Murtosa | 1,066.10 mi (1,715.72 km) |
| Attendorn to Nazare | 1,140.12 mi (1,834.84 km) |
| Attendorn to Nelas | 1,050.19 mi (1,690.12 km) |
| Attendorn to Obidos | 1,156.05 mi (1,860.48 km) |
| Attendorn to Odemira | 1,235.85 mi (1,988.91 km) |
| Attendorn to Odivelas | 1,187.20 mi (1,910.61 km) |
| Attendorn to Oeiras | 1,197.58 mi (1,927.32 km) |
| Attendorn to Olhao | 1,242.91 mi (2,000.26 km) |
| Attendorn to Oliveira de Azemeis | 1,055.08 mi (1,697.98 km) |
| Attendorn to Oliveira de Frades | 1,051.24 mi (1,691.80 km) |
