| Plattsburgh to Olivares | 3,442.32 mi (5,539.88 km) |
| Plattsburgh to Olivenza | 3,353.45 mi (5,396.85 km) |
| Plattsburgh to Olot | 3,669.93 mi (5,906.17 km) |
| Plattsburgh to Onate | 3,423.49 mi (5,509.58 km) |
| Plattsburgh to Onda | 3,624.76 mi (5,833.49 km) |
| Plattsburgh to Onteniente | 3,649.90 mi (5,873.95 km) |
| Plattsburgh to Orihuela | 3,661.01 mi (5,891.83 km) |
| Plattsburgh to Osuna | 3,498.28 mi (5,629.93 km) |
| Plattsburgh to Ourense | 3,199.39 mi (5,148.92 km) |
| Plattsburgh to Oviedo | 3,259.53 mi (5,245.71 km) |
| Plattsburgh to Paiporta | 3,636.78 mi (5,852.83 km) |
| Plattsburgh to Pajara | 3,402.37 mi (5,475.59 km) |
| Plattsburgh to Palafolls | 3,699.57 mi (5,953.88 km) |
| Plattsburgh to Palafrugell | 3,709.01 mi (5,969.07 km) |
| Plattsburgh to Palamos | 3,710.04 mi (5,970.73 km) |
