| Smartno to Opole | 349.34 mi (562.21 km) |
| Smartno to Orzesze | 335.93 mi (540.63 km) |
| Smartno to Osowa | 600.75 mi (966.81 km) |
| Smartno to Ostroda | 575.65 mi (926.42 km) |
| Smartno to Ostroleka | 570.54 mi (918.19 km) |
| Smartno to Ostrow Mazowiecka | 563.66 mi (907.13 km) |
| Smartno to Ostrow Wielkopolski | 410.06 mi (659.93 km) |
| Smartno to Ostrowiec Swietokrzyski | 451.50 mi (726.63 km) |
| Smartno to Ostrzeszow | 396.88 mi (638.71 km) |
| Smartno to Oswiecim | 341.92 mi (550.26 km) |
| Smartno to Otwock | 509.92 mi (820.64 km) |
| Smartno to Ozarow Mazowiecki | 503.93 mi (811.00 km) |
| Smartno to Ozimek | 355.13 mi (571.52 km) |
| Smartno to Ozorkow | 455.74 mi (733.45 km) |
| Smartno to Pabianice | 438.63 mi (705.90 km) |
