| Orestiada to Olivenza | 1,777.10 mi (2,859.97 km) |
| Orestiada to Olot | 1,234.46 mi (1,986.68 km) |
| Orestiada to Onate | 1,476.67 mi (2,376.47 km) |
| Orestiada to Onda | 1,401.42 mi (2,255.37 km) |
| Orestiada to Onteniente | 1,439.00 mi (2,315.85 km) |
| Orestiada to Orihuela | 1,471.46 mi (2,368.08 km) |
| Orestiada to Osuna | 1,705.44 mi (2,744.64 km) |
| Orestiada to Ourense | 1,757.24 mi (2,828.00 km) |
| Orestiada to Oviedo | 1,645.84 mi (2,648.72 km) |
| Orestiada to Paiporta | 1,418.20 mi (2,282.38 km) |
| Orestiada to Pajara | 2,447.75 mi (3,939.27 km) |
| Orestiada to Palafolls | 1,225.23 mi (1,971.81 km) |
| Orestiada to Palafrugell | 1,202.06 mi (1,934.53 km) |
| Orestiada to Palamos | 1,204.37 mi (1,938.25 km) |
| Orestiada to Palencia | 1,592.75 mi (2,563.29 km) |
