| Summit to Olivares | 3,572.20 mi (5,748.90 km) |
| Summit to Olivenza | 3,487.63 mi (5,612.80 km) |
| Summit to Olot | 3,837.80 mi (6,176.34 km) |
| Summit to Onate | 3,586.97 mi (5,772.68 km) |
| Summit to Onda | 3,778.16 mi (6,080.37 km) |
| Summit to Onteniente | 3,797.59 mi (6,111.62 km) |
| Summit to Orihuela | 3,804.73 mi (6,123.13 km) |
| Summit to Osuna | 3,629.49 mi (5,841.10 km) |
| Summit to Ourense | 3,350.52 mi (5,392.15 km) |
| Summit to Oviedo | 3,419.06 mi (5,502.44 km) |
| Summit to Paiporta | 3,787.52 mi (6,095.42 km) |
| Summit to Pajara | 3,465.94 mi (5,577.89 km) |
| Summit to Palafolls | 3,865.73 mi (6,221.29 km) |
| Summit to Palafrugell | 3,876.91 mi (6,239.29 km) |
| Summit to Palamos | 3,877.59 mi (6,240.37 km) |
