| Laguna de Duero to Opole | 1,245.75 mi (2,004.85 km) |
| Laguna de Duero to Orzesze | 1,267.23 mi (2,039.41 km) |
| Laguna de Duero to Osowa | 1,380.28 mi (2,221.34 km) |
| Laguna de Duero to Ostroda | 1,409.74 mi (2,268.76 km) |
| Laguna de Duero to Ostroleka | 1,451.68 mi (2,336.25 km) |
| Laguna de Duero to Ostrow Mazowiecka | 1,457.66 mi (2,345.88 km) |
| Laguna de Duero to Ostrow Wielkopolski | 1,267.55 mi (2,039.92 km) |
| Laguna de Duero to Ostrowiec Swietokrzyski | 1,394.64 mi (2,244.46 km) |
| Laguna de Duero to Ostrzeszow | 1,265.60 mi (2,036.79 km) |
| Laguna de Duero to Oswiecim | 1,284.64 mi (2,067.42 km) |
| Laguna de Duero to Otwock | 1,415.85 mi (2,278.59 km) |
| Laguna de Duero to Ozarow Mazowiecki | 1,399.87 mi (2,252.87 km) |
| Laguna de Duero to Ozimek | 1,257.33 mi (2,023.48 km) |
| Laguna de Duero to Ozorkow | 1,333.74 mi (2,146.45 km) |
| Laguna de Duero to Pabianice | 1,329.30 mi (2,139.30 km) |
