| South Valley to Olivares | 5,300.94 mi (8,531.04 km) |
| South Valley to Olivenza | 5,209.18 mi (8,383.36 km) |
| South Valley to Olot | 5,478.03 mi (8,816.04 km) |
| South Valley to Onate | 5,242.66 mi (8,437.25 km) |
| South Valley to Onda | 5,457.41 mi (8,782.85 km) |
| South Valley to Onteniente | 5,489.96 mi (8,835.23 km) |
| South Valley to Orihuela | 5,505.71 mi (8,860.58 km) |
| South Valley to Osuna | 5,355.68 mi (8,619.14 km) |
| South Valley to Ourense | 5,038.88 mi (8,109.29 km) |
| South Valley to Oviedo | 5,086.94 mi (8,186.64 km) |
| South Valley to Paiporta | 5,472.98 mi (8,807.91 km) |
| South Valley to Pajara | 5,259.10 mi (8,463.70 km) |
| South Valley to Palafolls | 5,510.51 mi (8,868.31 km) |
| South Valley to Palafrugell | 5,516.52 mi (8,877.98 km) |
| South Valley to Palamos | 5,518.22 mi (8,880.71 km) |
