| Altenberge to Montemor-o-Novo | 1,193.28 mi (1,920.40 km) |
| Altenberge to Montemor-o-Velho | 1,122.90 mi (1,807.14 km) |
| Altenberge to Montijo | 1,212.30 mi (1,951.01 km) |
| Altenberge to Mortagua | 1,093.84 mi (1,760.36 km) |
| Altenberge to Moura | 1,200.58 mi (1,932.14 km) |
| Altenberge to Murtosa | 1,090.53 mi (1,755.04 km) |
| Altenberge to Nazare | 1,166.36 mi (1,877.08 km) |
| Altenberge to Nelas | 1,077.03 mi (1,733.31 km) |
| Altenberge to Obidos | 1,182.64 mi (1,903.28 km) |
| Altenberge to Odemira | 1,267.26 mi (2,039.46 km) |
| Altenberge to Odivelas | 1,215.00 mi (1,955.36 km) |
| Altenberge to Oeiras | 1,225.31 mi (1,971.95 km) |
| Altenberge to Olhao | 1,277.03 mi (2,055.19 km) |
| Altenberge to Oliveira de Azemeis | 1,079.60 mi (1,737.44 km) |
| Altenberge to Oliveira de Frades | 1,076.77 mi (1,732.89 km) |
