| Somero to Orzesze | 747.60 mi (1,203.15 km) |
| Somero to Osowa | 467.54 mi (752.44 km) |
| Somero to Ostroda | 496.98 mi (799.81 km) |
| Somero to Ostroleka | 527.91 mi (849.58 km) |
| Somero to Ostrow Mazowiecka | 544.65 mi (876.52 km) |
| Somero to Ostrow Wielkopolski | 657.78 mi (1,058.59 km) |
| Somero to Ostrowiec Swietokrzyski | 675.14 mi (1,086.54 km) |
| Somero to Ostrzeszow | 671.72 mi (1,081.03 km) |
| Somero to Oswiecim | 750.87 mi (1,208.40 km) |
| Somero to Otwock | 594.61 mi (956.94 km) |
| Somero to Ozarow Mazowiecki | 590.59 mi (950.47 km) |
| Somero to Ozimek | 718.00 mi (1,155.50 km) |
| Somero to Ozorkow | 620.09 mi (997.93 km) |
| Somero to Pabianice | 640.44 mi (1,030.69 km) |
| Somero to Parczew | 622.34 mi (1,001.55 km) |
