| San Mauro Pascoli to Oegstgeest | 667.16 mi (1,073.68 km) |
| San Mauro Pascoli to Oirschot | 608.05 mi (978.57 km) |
| San Mauro Pascoli to Oisterwijk | 615.24 mi (990.13 km) |
| San Mauro Pascoli to Oldebroek | 649.49 mi (1,045.25 km) |
| San Mauro Pascoli to Oldenzaal | 620.89 mi (999.23 km) |
| San Mauro Pascoli to Ommen | 643.06 mi (1,034.90 km) |
| San Mauro Pascoli to Oosterend | 679.65 mi (1,093.79 km) |
| San Mauro Pascoli to Oosterhout | 627.27 mi (1,009.49 km) |
| San Mauro Pascoli to Oosterwolde | 674.55 mi (1,085.58 km) |
| San Mauro Pascoli to Oostzaan | 671.16 mi (1,080.13 km) |
| San Mauro Pascoli to Opmeer | 685.01 mi (1,102.42 km) |
| San Mauro Pascoli to Oss | 617.94 mi (994.47 km) |
| San Mauro Pascoli to Oud-Beijerland | 648.66 mi (1,043.92 km) |
| San Mauro Pascoli to Oudenbosch | 633.02 mi (1,018.74 km) |
| San Mauro Pascoli to Oudewater | 647.88 mi (1,042.67 km) |
