| Matosinhos to Oerlinghausen | 1,106.33 mi (1,780.46 km) |
| Matosinhos to Oestrich-Winkel | 1,007.65 mi (1,621.66 km) |
| Matosinhos to Offenburg | 954.88 mi (1,536.73 km) |
| Matosinhos to Oftersheim | 1,009.28 mi (1,624.28 km) |
| Matosinhos to Ohrdruf | 1,140.54 mi (1,835.52 km) |
| Matosinhos to Ohringen | 1,040.99 mi (1,675.31 km) |
| Matosinhos to Olbernhau | 1,238.06 mi (1,992.46 km) |
| Matosinhos to Olching | 1,091.82 mi (1,757.11 km) |
| Matosinhos to Oldenburg | 1,140.83 mi (1,835.98 km) |
| Matosinhos to Oldenburg in Holstein | 1,275.95 mi (2,053.45 km) |
| Matosinhos to Olfen | 1,052.00 mi (1,693.03 km) |
| Matosinhos to Olpe | 1,039.34 mi (1,672.66 km) |
| Matosinhos to Olsberg | 1,075.57 mi (1,730.97 km) |
| Matosinhos to Oranienburg | 1,298.38 mi (2,089.53 km) |
| Matosinhos to Ortenberg | 1,060.37 mi (1,706.50 km) |
