| Alcantarilla to Opole | 1,283.16 mi (2,065.05 km) |
| Alcantarilla to Orzesze | 1,292.71 mi (2,080.41 km) |
| Alcantarilla to Osowa | 1,465.53 mi (2,358.55 km) |
| Alcantarilla to Ostroda | 1,478.69 mi (2,379.73 km) |
| Alcantarilla to Ostroleka | 1,505.42 mi (2,422.74 km) |
| Alcantarilla to Ostrow Mazowiecka | 1,506.57 mi (2,424.58 km) |
| Alcantarilla to Ostrow Wielkopolski | 1,319.99 mi (2,124.32 km) |
| Alcantarilla to Ostrowiec Swietokrzyski | 1,420.15 mi (2,285.51 km) |
| Alcantarilla to Ostrzeszow | 1,314.08 mi (2,114.81 km) |
| Alcantarilla to Oswiecim | 1,306.20 mi (2,102.12 km) |
| Alcantarilla to Otwock | 1,458.32 mi (2,346.94 km) |
| Alcantarilla to Ozarow Mazowiecki | 1,445.69 mi (2,326.62 km) |
| Alcantarilla to Ozimek | 1,293.40 mi (2,081.52 km) |
| Alcantarilla to Ozorkow | 1,383.14 mi (2,225.94 km) |
| Alcantarilla to Pabianice | 1,373.79 mi (2,210.90 km) |
