| Medulla to Olivares | 4,341.66 mi (6,987.23 km) |
| Medulla to Olivenza | 4,268.81 mi (6,869.98 km) |
| Medulla to Olot | 4,684.65 mi (7,539.21 km) |
| Medulla to Onate | 4,428.83 mi (7,127.52 km) |
| Medulla to Onda | 4,595.45 mi (7,395.67 km) |
| Medulla to Onteniente | 4,602.04 mi (7,406.26 km) |
| Medulla to Orihuela | 4,600.26 mi (7,403.40 km) |
| Medulla to Osuna | 4,400.61 mi (7,082.10 km) |
| Medulla to Ourense | 4,171.34 mi (6,713.13 km) |
| Medulla to Oviedo | 4,255.81 mi (6,849.07 km) |
| Medulla to Paiporta | 4,598.86 mi (7,401.15 km) |
| Medulla to Pajara | 4,075.54 mi (6,558.95 km) |
| Medulla to Palafolls | 4,708.62 mi (7,577.79 km) |
| Medulla to Palafrugell | 4,723.25 mi (7,601.34 km) |
| Medulla to Palamos | 4,723.18 mi (7,601.22 km) |
