| Roswell to Olivares | 4,260.36 mi (6,856.39 km) |
| Roswell to Olivenza | 4,179.22 mi (6,725.81 km) |
| Roswell to Olot | 4,547.23 mi (7,318.06 km) |
| Roswell to Onate | 4,294.97 mi (6,912.08 km) |
| Roswell to Onda | 4,480.87 mi (7,211.26 km) |
| Roswell to Onteniente | 4,496.97 mi (7,237.17 km) |
| Roswell to Orihuela | 4,501.64 mi (7,244.69 km) |
| Roswell to Osuna | 4,318.39 mi (6,949.78 km) |
| Roswell to Ourense | 4,053.05 mi (6,522.75 km) |
| Roswell to Oviedo | 4,125.60 mi (6,639.51 km) |
| Roswell to Paiporta | 4,488.72 mi (7,223.89 km) |
| Roswell to Pajara | 4,089.50 mi (6,581.41 km) |
| Roswell to Palafolls | 4,574.43 mi (7,361.84 km) |
| Roswell to Palafrugell | 4,586.31 mi (7,380.95 km) |
| Roswell to Palamos | 4,586.84 mi (7,381.81 km) |
