| Alcobaca to Opole | 1,507.96 mi (2,426.83 km) |
| Alcobaca to Orzesze | 1,530.31 mi (2,462.80 km) |
| Alcobaca to Osowa | 1,634.22 mi (2,630.03 km) |
| Alcobaca to Ostroda | 1,666.90 mi (2,682.62 km) |
| Alcobaca to Ostroleka | 1,711.20 mi (2,753.91 km) |
| Alcobaca to Ostrow Mazowiecka | 1,717.85 mi (2,764.61 km) |
| Alcobaca to Ostrow Wielkopolski | 1,528.00 mi (2,459.08 km) |
| Alcobaca to Ostrowiec Swietokrzyski | 1,657.46 mi (2,667.43 km) |
| Alcobaca to Ostrzeszow | 1,526.56 mi (2,456.77 km) |
| Alcobaca to Oswiecim | 1,547.92 mi (2,491.14 km) |
| Alcobaca to Otwock | 1,676.99 mi (2,698.86 km) |
| Alcobaca to Ozarow Mazowiecki | 1,660.66 mi (2,672.57 km) |
| Alcobaca to Ozimek | 1,519.63 mi (2,445.60 km) |
| Alcobaca to Ozorkow | 1,594.32 mi (2,565.81 km) |
| Alcobaca to Pabianice | 1,590.50 mi (2,559.66 km) |
