| Sand to Olivenza | 1,606.15 mi (2,584.86 km) |
| Sand to Olot | 1,217.37 mi (1,959.16 km) |
| Sand to Onate | 1,235.61 mi (1,988.52 km) |
| Sand to Onda | 1,401.69 mi (2,255.80 km) |
| Sand to Onteniente | 1,482.51 mi (2,385.87 km) |
| Sand to Orihuela | 1,536.45 mi (2,472.67 km) |
| Sand to Osuna | 1,660.56 mi (2,672.41 km) |
| Sand to Ourense | 1,394.58 mi (2,244.36 km) |
| Sand to Oviedo | 1,285.17 mi (2,068.28 km) |
| Sand to Paiporta | 1,439.48 mi (2,316.62 km) |
| Sand to Pajara | 2,419.18 mi (3,893.29 km) |
| Sand to Palafolls | 1,248.95 mi (2,009.99 km) |
| Sand to Palafrugell | 1,227.71 mi (1,975.80 km) |
| Sand to Palamos | 1,232.91 mi (1,984.18 km) |
| Sand to Palencia | 1,341.53 mi (2,158.98 km) |
