| Guillena to Opole | 1,485.17 mi (2,390.15 km) |
| Guillena to Orzesze | 1,500.84 mi (2,415.36 km) |
| Guillena to Osowa | 1,641.68 mi (2,642.03 km) |
| Guillena to Ostroda | 1,664.68 mi (2,679.04 km) |
| Guillena to Ostroleka | 1,700.17 mi (2,736.16 km) |
| Guillena to Ostrow Mazowiecka | 1,703.97 mi (2,742.27 km) |
| Guillena to Ostrow Wielkopolski | 1,514.27 mi (2,436.98 km) |
| Guillena to Ostrowiec Swietokrzyski | 1,629.16 mi (2,621.88 km) |
| Guillena to Ostrzeszow | 1,510.47 mi (2,430.86 km) |
| Guillena to Oswiecim | 1,516.36 mi (2,440.34 km) |
| Guillena to Otwock | 1,658.88 mi (2,669.71 km) |
| Guillena to Ozarow Mazowiecki | 1,644.39 mi (2,646.39 km) |
| Guillena to Ozimek | 1,496.18 mi (2,407.86 km) |
| Guillena to Ozorkow | 1,579.51 mi (2,541.98 km) |
| Guillena to Pabianice | 1,572.74 mi (2,531.07 km) |
