| Radford to Olivares | 3,974.66 mi (6,396.60 km) |
| Radford to Olivenza | 3,891.87 mi (6,263.36 km) |
| Radford to Olot | 4,250.95 mi (6,841.24 km) |
| Radford to Onate | 3,999.45 mi (6,436.50 km) |
| Radford to Onda | 4,188.16 mi (6,740.19 km) |
| Radford to Onteniente | 4,205.93 mi (6,768.80 km) |
| Radford to Orihuela | 4,211.83 mi (6,778.29 km) |
| Radford to Osuna | 4,032.37 mi (6,489.47 km) |
| Radford to Ourense | 3,760.34 mi (6,051.68 km) |
| Radford to Oviedo | 3,830.84 mi (6,165.13 km) |
| Radford to Paiporta | 4,196.77 mi (6,754.05 km) |
| Radford to Pajara | 3,832.50 mi (6,167.81 km) |
| Radford to Palafolls | 4,278.56 mi (6,885.68 km) |
| Radford to Palafrugell | 4,290.05 mi (6,904.17 km) |
| Radford to Palamos | 4,290.66 mi (6,905.15 km) |
