| Greenwood Village to Olivares | 5,036.17 mi (8,104.94 km) |
| Greenwood Village to Olivenza | 4,942.22 mi (7,953.73 km) |
| Greenwood Village to Olot | 5,187.65 mi (8,348.72 km) |
| Greenwood Village to Onate | 4,956.90 mi (7,977.37 km) |
| Greenwood Village to Onda | 5,176.26 mi (8,330.39 km) |
| Greenwood Village to Onteniente | 5,212.24 mi (8,388.29 km) |
| Greenwood Village to Orihuela | 5,230.45 mi (8,417.60 km) |
| Greenwood Village to Osuna | 5,089.68 mi (8,191.04 km) |
| Greenwood Village to Ourense | 4,762.45 mi (7,664.42 km) |
| Greenwood Village to Oviedo | 4,804.93 mi (7,732.79 km) |
| Greenwood Village to Paiporta | 5,193.42 mi (8,358.01 km) |
| Greenwood Village to Pajara | 5,040.54 mi (8,111.96 km) |
| Greenwood Village to Palafolls | 5,220.93 mi (8,402.27 km) |
| Greenwood Village to Palafrugell | 5,225.80 mi (8,410.12 km) |
| Greenwood Village to Palamos | 5,227.71 mi (8,413.19 km) |
