| Cascais to Nowy Dwor Mazowiecki | 1,719.81 mi (2,767.77 km) |
| Cascais to Nowy Sacz | 1,657.28 mi (2,667.14 km) |
| Cascais to Nowy Targ | 1,624.97 mi (2,615.14 km) |
| Cascais to Nowy Tomysl | 1,540.48 mi (2,479.16 km) |
| Cascais to Nysa | 1,534.53 mi (2,469.58 km) |
| Cascais to Oborniki | 1,576.59 mi (2,537.28 km) |
| Cascais to Oborniki Slaskie | 1,539.41 mi (2,477.45 km) |
| Cascais to Olawa | 1,545.22 mi (2,486.79 km) |
| Cascais to Olecko | 1,829.43 mi (2,944.18 km) |
| Cascais to Olesnica | 1,555.75 mi (2,503.74 km) |
| Cascais to Olesno | 1,588.85 mi (2,557.00 km) |
| Cascais to Olkusz | 1,622.41 mi (2,611.01 km) |
| Cascais to Olsztyn | 1,746.91 mi (2,811.38 km) |
| Cascais to Opalenica | 1,550.72 mi (2,495.64 km) |
| Cascais to Opoczno | 1,676.96 mi (2,698.80 km) |
