| Widnau to Opole | 438.16 mi (705.15 km) |
| Widnau to Orzesze | 456.14 mi (734.09 km) |
| Widnau to Osowa | 618.68 mi (995.67 km) |
| Widnau to Ostroda | 627.57 mi (1,009.97 km) |
| Widnau to Ostroleka | 655.50 mi (1,054.92 km) |
| Widnau to Ostrow Mazowiecka | 658.00 mi (1,058.95 km) |
| Widnau to Ostrow Wielkopolski | 469.54 mi (755.65 km) |
| Widnau to Ostrowiec Swietokrzyski | 584.11 mi (940.03 km) |
| Widnau to Ostrzeszow | 464.58 mi (747.67 km) |
| Widnau to Oswiecim | 473.12 mi (761.42 km) |
| Widnau to Otwock | 611.98 mi (984.89 km) |
| Widnau to Ozarow Mazowiecki | 597.89 mi (962.21 km) |
| Widnau to Ozimek | 449.25 mi (722.99 km) |
| Widnau to Ozorkow | 533.77 mi (859.02 km) |
| Widnau to Pabianice | 526.06 mi (846.62 km) |
