| Barsbuttel to Montemor-o-Novo | 1,347.44 mi (2,168.49 km) |
| Barsbuttel to Montemor-o-Velho | 1,276.83 mi (2,054.85 km) |
| Barsbuttel to Montijo | 1,366.45 mi (2,199.09 km) |
| Barsbuttel to Mortagua | 1,247.81 mi (2,008.16 km) |
| Barsbuttel to Moura | 1,354.52 mi (2,179.89 km) |
| Barsbuttel to Murtosa | 1,244.26 mi (2,002.44 km) |
| Barsbuttel to Nazare | 1,320.33 mi (2,124.87 km) |
| Barsbuttel to Nelas | 1,231.08 mi (1,981.22 km) |
| Barsbuttel to Obidos | 1,336.65 mi (2,151.14 km) |
| Barsbuttel to Odemira | 1,421.37 mi (2,287.48 km) |
| Barsbuttel to Odivelas | 1,369.11 mi (2,203.37 km) |
| Barsbuttel to Oeiras | 1,379.41 mi (2,219.95 km) |
| Barsbuttel to Olhao | 1,430.81 mi (2,302.67 km) |
| Barsbuttel to Oliveira de Azemeis | 1,233.34 mi (1,984.88 km) |
| Barsbuttel to Oliveira de Frades | 1,230.67 mi (1,980.57 km) |
