| Riverton to Olivares | 5,298.78 mi (8,527.57 km) |
| Riverton to Olivenza | 5,202.26 mi (8,372.23 km) |
| Riverton to Olot | 5,408.85 mi (8,704.70 km) |
| Riverton to Onate | 5,187.65 mi (8,348.71 km) |
| Riverton to Onda | 5,413.82 mi (8,712.70 km) |
| Riverton to Onteniente | 5,455.17 mi (8,779.25 km) |
| Riverton to Orihuela | 5,477.13 mi (8,814.59 km) |
| Riverton to Osuna | 5,350.37 mi (8,610.59 km) |
| Riverton to Ourense | 5,009.51 mi (8,062.02 km) |
| Riverton to Oviedo | 5,042.82 mi (8,115.63 km) |
| Riverton to Paiporta | 5,433.49 mi (8,744.36 km) |
| Riverton to Pajara | 5,352.57 mi (8,614.13 km) |
| Riverton to Palafolls | 5,443.46 mi (8,760.40 km) |
| Riverton to Palafrugell | 5,446.20 mi (8,764.80 km) |
| Riverton to Palamos | 5,448.49 mi (8,768.49 km) |
