| Humble to Olivares | 4,952.50 mi (7,970.28 km) |
| Humble to Olivenza | 4,869.84 mi (7,837.25 km) |
| Humble to Olot | 5,221.90 mi (8,403.84 km) |
| Humble to Onate | 4,972.02 mi (8,001.69 km) |
| Humble to Onda | 5,164.07 mi (8,310.76 km) |
| Humble to Onteniente | 5,182.99 mi (8,341.21 km) |
| Humble to Orihuela | 5,189.40 mi (8,351.53 km) |
| Humble to Osuna | 5,010.26 mi (8,063.23 km) |
| Humble to Ourense | 4,736.39 mi (7,622.49 km) |
| Humble to Oviedo | 4,804.65 mi (7,732.34 km) |
| Humble to Paiporta | 5,173.27 mi (8,325.57 km) |
| Humble to Pajara | 4,784.11 mi (7,699.28 km) |
| Humble to Palafolls | 5,250.31 mi (8,449.55 km) |
| Humble to Palafrugell | 5,261.03 mi (8,466.81 km) |
| Humble to Palamos | 5,261.80 mi (8,468.05 km) |
