| Sommerda to Montemor-o-Novo | 1,274.37 mi (2,050.90 km) |
| Sommerda to Montemor-o-Velho | 1,214.46 mi (1,954.48 km) |
| Sommerda to Montijo | 1,297.04 mi (2,087.38 km) |
| Sommerda to Mortagua | 1,184.68 mi (1,906.56 km) |
| Sommerda to Moura | 1,274.97 mi (2,051.86 km) |
| Sommerda to Murtosa | 1,185.06 mi (1,907.17 km) |
| Sommerda to Nazare | 1,256.68 mi (2,022.43 km) |
| Sommerda to Nelas | 1,166.42 mi (1,877.17 km) |
| Sommerda to Obidos | 1,272.12 mi (2,047.28 km) |
| Sommerda to Odemira | 1,345.26 mi (2,164.99 km) |
| Sommerda to Odivelas | 1,301.66 mi (2,094.81 km) |
| Sommerda to Oeiras | 1,312.09 mi (2,111.61 km) |
| Sommerda to Olhao | 1,348.26 mi (2,169.81 km) |
| Sommerda to Oliveira de Azemeis | 1,173.98 mi (1,889.34 km) |
| Sommerda to Oliveira de Frades | 1,169.00 mi (1,881.33 km) |
