| Saarlouis to Orzesze | 538.39 mi (866.45 km) |
| Saarlouis to Osowa | 610.88 mi (983.12 km) |
| Saarlouis to Ostroda | 642.64 mi (1,034.22 km) |
| Saarlouis to Ostroleka | 690.33 mi (1,110.97 km) |
| Saarlouis to Ostrow Mazowiecka | 698.94 mi (1,124.83 km) |
| Saarlouis to Ostrow Wielkopolski | 511.93 mi (823.87 km) |
| Saarlouis to Ostrowiec Swietokrzyski | 657.35 mi (1,057.90 km) |
| Saarlouis to Ostrzeszow | 513.20 mi (825.92 km) |
| Saarlouis to Oswiecim | 559.16 mi (899.88 km) |
| Saarlouis to Otwock | 662.57 mi (1,066.30 km) |
| Saarlouis to Ozarow Mazowiecki | 644.63 mi (1,037.44 km) |
| Saarlouis to Ozimek | 517.16 mi (832.29 km) |
| Saarlouis to Ozorkow | 578.01 mi (930.22 km) |
| Saarlouis to Pabianice | 577.49 mi (929.39 km) |
| Saarlouis to Parczew | 724.92 mi (1,166.65 km) |
