| Saint-Sebastien-sur-Loire to Olivenza | 652.96 mi (1,050.84 km) |
| Saint-Sebastien-sur-Loire to Olot | 398.62 mi (641.51 km) |
| Saint-Sebastien-sur-Loire to Onate | 291.88 mi (469.73 km) |
| Saint-Sebastien-sur-Loire to Onda | 504.42 mi (811.79 km) |
| Saint-Sebastien-sur-Loire to Onteniente | 581.16 mi (935.28 km) |
| Saint-Sebastien-sur-Loire to Orihuela | 630.93 mi (1,015.38 km) |
| Saint-Sebastien-sur-Loire to Osuna | 713.15 mi (1,147.71 km) |
| Saint-Sebastien-sur-Loire to Ourense | 458.69 mi (738.19 km) |
| Saint-Sebastien-sur-Loire to Oviedo | 339.41 mi (546.23 km) |
| Saint-Sebastien-sur-Loire to Paiporta | 540.30 mi (869.53 km) |
| Saint-Sebastien-sur-Loire to Pajara | 1,469.12 mi (2,364.32 km) |
| Saint-Sebastien-sur-Loire to Palafolls | 436.25 mi (702.08 km) |
| Saint-Sebastien-sur-Loire to Palafrugell | 431.50 mi (694.44 km) |
| Saint-Sebastien-sur-Loire to Palamos | 434.89 mi (699.88 km) |
| Saint-Sebastien-sur-Loire to Palencia | 388.38 mi (625.03 km) |
