| Smiltene to Orzesze | 581.01 mi (935.04 km) |
| Smiltene to Osowa | 354.41 mi (570.37 km) |
| Smiltene to Ostroda | 346.55 mi (557.72 km) |
| Smiltene to Ostroleka | 346.46 mi (557.58 km) |
| Smiltene to Ostrow Mazowiecka | 356.88 mi (574.34 km) |
| Smiltene to Ostrow Wielkopolski | 513.76 mi (826.82 km) |
| Smiltene to Ostrowiec Swietokrzyski | 484.30 mi (779.41 km) |
| Smiltene to Ostrzeszow | 524.03 mi (843.34 km) |
| Smiltene to Oswiecim | 578.66 mi (931.26 km) |
| Smiltene to Otwock | 410.91 mi (661.30 km) |
| Smiltene to Ozarow Mazowiecki | 413.40 mi (665.30 km) |
| Smiltene to Ozimek | 560.82 mi (902.56 km) |
| Smiltene to Ozorkow | 460.47 mi (741.05 km) |
| Smiltene to Pabianice | 476.91 mi (767.52 km) |
| Smiltene to Parczew | 418.68 mi (673.80 km) |
