| Portet-sur-Garonne to Orzesze | 935.80 mi (1,506.02 km) |
| Portet-sur-Garonne to Osowa | 1,074.80 mi (1,729.72 km) |
| Portet-sur-Garonne to Ostroda | 1,095.77 mi (1,763.48 km) |
| Portet-sur-Garonne to Ostroleka | 1,131.07 mi (1,820.29 km) |
| Portet-sur-Garonne to Ostrow Mazowiecka | 1,135.14 mi (1,826.83 km) |
| Portet-sur-Garonne to Ostrow Wielkopolski | 945.26 mi (1,521.25 km) |
| Portet-sur-Garonne to Ostrowiec Swietokrzyski | 1,063.93 mi (1,712.23 km) |
| Portet-sur-Garonne to Ostrzeszow | 941.73 mi (1,515.57 km) |
| Portet-sur-Garonne to Oswiecim | 952.27 mi (1,532.54 km) |
| Portet-sur-Garonne to Otwock | 1,090.67 mi (1,755.27 km) |
| Portet-sur-Garonne to Ozarow Mazowiecki | 1,075.84 mi (1,731.39 km) |
| Portet-sur-Garonne to Ozimek | 928.99 mi (1,495.07 km) |
| Portet-sur-Garonne to Ozorkow | 1,010.68 mi (1,626.53 km) |
| Portet-sur-Garonne to Pabianice | 1,004.35 mi (1,616.34 km) |
| Portet-sur-Garonne to Parczew | 1,140.43 mi (1,835.34 km) |
