| San Pancrazio Salentino to Oegstgeest | 1,030.03 mi (1,657.68 km) |
| San Pancrazio Salentino to Oirschot | 971.25 mi (1,563.07 km) |
| San Pancrazio Salentino to Oisterwijk | 978.39 mi (1,574.56 km) |
| San Pancrazio Salentino to Oldebroek | 1,004.20 mi (1,616.11 km) |
| San Pancrazio Salentino to Oldenzaal | 970.30 mi (1,561.55 km) |
| San Pancrazio Salentino to Ommen | 994.42 mi (1,600.36 km) |
| San Pancrazio Salentino to Oosterend | 1,030.07 mi (1,657.73 km) |
| San Pancrazio Salentino to Oosterhout | 991.48 mi (1,595.64 km) |
| San Pancrazio Salentino to Oosterwolde | 1,023.72 mi (1,647.52 km) |
| San Pancrazio Salentino to Oostzaan | 1,030.95 mi (1,659.15 km) |
| San Pancrazio Salentino to Opmeer | 1,043.00 mi (1,678.54 km) |
| San Pancrazio Salentino to Oss | 978.65 mi (1,574.98 km) |
| San Pancrazio Salentino to Oud-Beijerland | 1,013.69 mi (1,631.38 km) |
| San Pancrazio Salentino to Oudenbosch | 998.75 mi (1,607.34 km) |
| San Pancrazio Salentino to Oudewater | 1,010.04 mi (1,625.51 km) |
