| Sigmaringen to Orzesze | 453.70 mi (730.16 km) |
| Sigmaringen to Osowa | 592.38 mi (953.34 km) |
| Sigmaringen to Ostroda | 607.10 mi (977.03 km) |
| Sigmaringen to Ostroleka | 640.60 mi (1,030.94 km) |
| Sigmaringen to Ostrow Mazowiecka | 644.84 mi (1,037.77 km) |
| Sigmaringen to Ostrow Wielkopolski | 454.83 mi (731.98 km) |
| Sigmaringen to Ostrowiec Swietokrzyski | 580.07 mi (933.54 km) |
| Sigmaringen to Ostrzeszow | 451.63 mi (726.83 km) |
| Sigmaringen to Oswiecim | 472.17 mi (759.89 km) |
| Sigmaringen to Otwock | 601.25 mi (967.62 km) |
| Sigmaringen to Ozarow Mazowiecki | 585.91 mi (942.93 km) |
| Sigmaringen to Ozimek | 442.01 mi (711.35 km) |
| Sigmaringen to Ozorkow | 520.42 mi (837.53 km) |
| Sigmaringen to Pabianice | 514.74 mi (828.39 km) |
| Sigmaringen to Parczew | 654.28 mi (1,052.96 km) |
