| Fort Leonard Wood to Olivares | 4,519.53 mi (7,273.49 km) |
| Fort Leonard Wood to Olivenza | 4,431.43 mi (7,131.70 km) |
| Fort Leonard Wood to Olot | 4,743.52 mi (7,633.95 km) |
| Fort Leonard Wood to Onate | 4,499.14 mi (7,240.67 km) |
| Fort Leonard Wood to Onda | 4,702.78 mi (7,568.39 km) |
| Fort Leonard Wood to Onteniente | 4,728.58 mi (7,609.91 km) |
| Fort Leonard Wood to Orihuela | 4,739.82 mi (7,628.01 km) |
| Fort Leonard Wood to Osuna | 4,575.80 mi (7,364.03 km) |
| Fort Leonard Wood to Ourense | 4,277.89 mi (6,884.60 km) |
| Fort Leonard Wood to Oviedo | 4,336.53 mi (6,978.97 km) |
| Fort Leonard Wood to Paiporta | 4,715.17 mi (7,588.33 km) |
| Fort Leonard Wood to Pajara | 4,436.39 mi (7,139.68 km) |
| Fort Leonard Wood to Palafolls | 4,773.85 mi (7,682.76 km) |
| Fort Leonard Wood to Palafrugell | 4,782.52 mi (7,696.72 km) |
| Fort Leonard Wood to Palamos | 4,783.71 mi (7,698.63 km) |
