| Calpe to Opole | 1,203.62 mi (1,937.03 km) |
| Calpe to Orzesze | 1,212.36 mi (1,951.11 km) |
| Calpe to Osowa | 1,389.77 mi (2,236.63 km) |
| Calpe to Ostroda | 1,401.26 mi (2,255.12 km) |
| Calpe to Ostroleka | 1,426.63 mi (2,295.93 km) |
| Calpe to Ostrow Mazowiecka | 1,427.40 mi (2,297.17 km) |
| Calpe to Ostrow Wielkopolski | 1,241.50 mi (1,998.01 km) |
| Calpe to Ostrowiec Swietokrzyski | 1,339.59 mi (2,155.86 km) |
| Calpe to Ostrzeszow | 1,235.29 mi (1,988.01 km) |
| Calpe to Oswiecim | 1,225.60 mi (1,972.42 km) |
| Calpe to Otwock | 1,378.77 mi (2,218.92 km) |
| Calpe to Ozarow Mazowiecki | 1,366.41 mi (2,199.02 km) |
| Calpe to Ozimek | 1,213.73 mi (1,953.31 km) |
| Calpe to Ozorkow | 1,304.25 mi (2,098.99 km) |
| Calpe to Pabianice | 1,294.55 mi (2,083.38 km) |
