| Orsay to Orzesze | 749.50 mi (1,206.20 km) |
| Orsay to Osowa | 800.93 mi (1,288.98 km) |
| Orsay to Ostroda | 840.80 mi (1,353.13 km) |
| Orsay to Ostroleka | 893.72 mi (1,438.31 km) |
| Orsay to Ostrow Mazowiecka | 903.78 mi (1,454.49 km) |
| Orsay to Ostrow Wielkopolski | 719.43 mi (1,157.82 km) |
| Orsay to Ostrowiec Swietokrzyski | 867.76 mi (1,396.52 km) |
| Orsay to Ostrzeszow | 721.70 mi (1,161.47 km) |
| Orsay to Oswiecim | 770.28 mi (1,239.64 km) |
| Orsay to Otwock | 869.85 mi (1,399.89 km) |
| Orsay to Ozarow Mazowiecki | 851.34 mi (1,370.10 km) |
| Orsay to Ozimek | 727.74 mi (1,171.19 km) |
| Orsay to Ozorkow | 784.98 mi (1,263.30 km) |
| Orsay to Pabianice | 785.73 mi (1,264.51 km) |
| Orsay to Parczew | 934.05 mi (1,503.21 km) |
