| Altdorf to Opole | 497.77 mi (801.08 km) |
| Altdorf to Orzesze | 515.09 mi (828.96 km) |
| Altdorf to Osowa | 675.94 mi (1,087.82 km) |
| Altdorf to Ostroda | 686.45 mi (1,104.73 km) |
| Altdorf to Ostroleka | 715.11 mi (1,150.86 km) |
| Altdorf to Ostrow Mazowiecka | 717.70 mi (1,155.02 km) |
| Altdorf to Ostrow Wielkopolski | 529.12 mi (851.53 km) |
| Altdorf to Ostrowiec Swietokrzyski | 643.20 mi (1,035.13 km) |
| Altdorf to Ostrzeszow | 524.26 mi (843.71 km) |
| Altdorf to Oswiecim | 531.77 mi (855.79 km) |
| Altdorf to Otwock | 671.68 mi (1,080.96 km) |
| Altdorf to Ozarow Mazowiecki | 657.60 mi (1,058.31 km) |
| Altdorf to Ozimek | 508.81 mi (818.85 km) |
| Altdorf to Ozorkow | 593.44 mi (955.06 km) |
| Altdorf to Pabianice | 585.77 mi (942.71 km) |
