| Upplands Vasby to Opole | 611.48 mi (984.08 km) |
| Upplands Vasby to Orzesze | 648.01 mi (1,042.87 km) |
| Upplands Vasby to Osowa | 352.27 mi (566.92 km) |
| Upplands Vasby to Ostroda | 409.33 mi (658.76 km) |
| Upplands Vasby to Ostroleka | 466.94 mi (751.46 km) |
| Upplands Vasby to Ostrow Mazowiecka | 488.52 mi (786.19 km) |
| Upplands Vasby to Ostrow Wielkopolski | 543.59 mi (874.83 km) |
| Upplands Vasby to Ostrowiec Swietokrzyski | 608.52 mi (979.32 km) |
| Upplands Vasby to Ostrzeszow | 559.66 mi (900.68 km) |
| Upplands Vasby to Oswiecim | 656.94 mi (1,057.24 km) |
| Upplands Vasby to Otwock | 527.40 mi (848.77 km) |
| Upplands Vasby to Ozarow Mazowiecki | 516.49 mi (831.22 km) |
| Upplands Vasby to Ozimek | 611.14 mi (983.54 km) |
| Upplands Vasby to Ozorkow | 524.33 mi (843.82 km) |
| Upplands Vasby to Pabianice | 546.51 mi (879.52 km) |
