| Alsip to Olivares | 4,187.68 mi (6,739.42 km) |
| Alsip to Olivenza | 4,097.75 mi (6,594.70 km) |
| Alsip to Olot | 4,396.02 mi (7,074.72 km) |
| Alsip to Onate | 4,153.59 mi (6,684.55 km) |
| Alsip to Onda | 4,360.55 mi (7,017.63 km) |
| Alsip to Onteniente | 4,388.58 mi (7,062.74 km) |
| Alsip to Orihuela | 4,401.46 mi (7,083.46 km) |
| Alsip to Osuna | 4,243.24 mi (6,828.83 km) |
| Alsip to Ourense | 3,937.36 mi (6,336.56 km) |
| Alsip to Oviedo | 3,992.70 mi (6,425.63 km) |
| Alsip to Paiporta | 4,373.97 mi (7,039.22 km) |
| Alsip to Pajara | 4,141.44 mi (6,665.01 km) |
| Alsip to Palafolls | 4,426.87 mi (7,124.36 km) |
| Alsip to Palafrugell | 4,434.95 mi (7,137.36 km) |
| Alsip to Palamos | 4,436.25 mi (7,139.45 km) |
