| Preddvor to Olivenza | 1,210.98 mi (1,948.89 km) |
| Preddvor to Olot | 654.77 mi (1,053.75 km) |
| Preddvor to Onate | 855.81 mi (1,377.29 km) |
| Preddvor to Onda | 858.37 mi (1,381.41 km) |
| Preddvor to Onteniente | 920.68 mi (1,481.70 km) |
| Preddvor to Orihuela | 967.44 mi (1,556.95 km) |
| Preddvor to Osuna | 1,180.35 mi (1,899.59 km) |
| Preddvor to Ourense | 1,131.01 mi (1,820.18 km) |
| Preddvor to Oviedo | 1,010.65 mi (1,626.49 km) |
| Preddvor to Paiporta | 886.89 mi (1,427.31 km) |
| Preddvor to Pajara | 1,979.89 mi (3,186.33 km) |
| Preddvor to Palafolls | 661.73 mi (1,064.96 km) |
| Preddvor to Palafrugell | 634.59 mi (1,021.28 km) |
| Preddvor to Palamos | 638.73 mi (1,027.94 km) |
| Preddvor to Palencia | 982.29 mi (1,580.84 km) |
