| Sondershausen to Montemor-o-Novo | 1,273.84 mi (2,050.05 km) |
| Sondershausen to Montemor-o-Velho | 1,212.64 mi (1,951.55 km) |
| Sondershausen to Montijo | 1,296.10 mi (2,085.87 km) |
| Sondershausen to Mortagua | 1,182.92 mi (1,903.73 km) |
| Sondershausen to Moura | 1,275.22 mi (2,052.27 km) |
| Sondershausen to Murtosa | 1,182.85 mi (1,903.62 km) |
| Sondershausen to Nazare | 1,255.04 mi (2,019.79 km) |
| Sondershausen to Nelas | 1,164.82 mi (1,874.59 km) |
| Sondershausen to Obidos | 1,270.60 mi (2,044.83 km) |
| Sondershausen to Odemira | 1,345.15 mi (2,164.81 km) |
| Sondershausen to Odivelas | 1,300.49 mi (2,092.94 km) |
| Sondershausen to Oeiras | 1,310.92 mi (2,109.72 km) |
| Sondershausen to Olhao | 1,348.93 mi (2,170.89 km) |
| Sondershausen to Oliveira de Azemeis | 1,171.78 mi (1,885.80 km) |
| Sondershausen to Oliveira de Frades | 1,167.06 mi (1,878.21 km) |
