| Wittmund to Orzesze | 523.70 mi (842.82 km) |
| Wittmund to Osowa | 437.67 mi (704.36 km) |
| Wittmund to Ostroda | 498.66 mi (802.51 km) |
| Wittmund to Ostroleka | 569.16 mi (915.97 km) |
| Wittmund to Ostrow Mazowiecka | 586.02 mi (943.10 km) |
| Wittmund to Ostrow Wielkopolski | 441.11 mi (709.90 km) |
| Wittmund to Ostrowiec Swietokrzyski | 603.16 mi (970.70 km) |
| Wittmund to Ostrzeszow | 451.88 mi (727.23 km) |
| Wittmund to Oswiecim | 545.59 mi (878.05 km) |
| Wittmund to Otwock | 570.80 mi (918.62 km) |
| Wittmund to Ozarow Mazowiecki | 549.91 mi (884.99 km) |
| Wittmund to Ozimek | 485.24 mi (780.91 km) |
| Wittmund to Ozorkow | 492.90 mi (793.25 km) |
| Wittmund to Pabianice | 503.97 mi (811.06 km) |
| Wittmund to Parczew | 645.78 mi (1,039.28 km) |
