| Leopoldsburg to Olivenza | 1,047.37 mi (1,685.59 km) |
| Leopoldsburg to Olot | 631.00 mi (1,015.50 km) |
| Leopoldsburg to Onate | 664.24 mi (1,069.00 km) |
| Leopoldsburg to Onda | 815.09 mi (1,311.75 km) |
| Leopoldsburg to Onteniente | 895.80 mi (1,441.65 km) |
| Leopoldsburg to Orihuela | 949.82 mi (1,528.59 km) |
| Leopoldsburg to Osuna | 1,085.46 mi (1,746.89 km) |
| Leopoldsburg to Ourense | 865.98 mi (1,393.65 km) |
| Leopoldsburg to Oviedo | 745.72 mi (1,200.12 km) |
| Leopoldsburg to Paiporta | 852.81 mi (1,372.47 km) |
| Leopoldsburg to Pajara | 1,866.78 mi (3,004.29 km) |
| Leopoldsburg to Palafolls | 663.49 mi (1,067.79 km) |
| Leopoldsburg to Palafrugell | 643.29 mi (1,035.28 km) |
| Leopoldsburg to Palamos | 648.44 mi (1,043.56 km) |
| Leopoldsburg to Palencia | 780.59 mi (1,256.23 km) |
