| Heist-op-den-Berg to Olivenza | 1,030.84 mi (1,658.97 km) |
| Heist-op-den-Berg to Olot | 623.94 mi (1,004.14 km) |
| Heist-op-den-Berg to Onate | 648.99 mi (1,044.46 km) |
| Heist-op-den-Berg to Onda | 804.83 mi (1,295.25 km) |
| Heist-op-den-Berg to Onteniente | 885.66 mi (1,425.33 km) |
| Heist-op-den-Berg to Orihuela | 939.59 mi (1,512.13 km) |
| Heist-op-den-Berg to Osuna | 1,071.36 mi (1,724.18 km) |
| Heist-op-den-Berg to Ourense | 846.57 mi (1,362.42 km) |
| Heist-op-den-Berg to Oviedo | 726.87 mi (1,169.79 km) |
| Heist-op-den-Berg to Paiporta | 842.63 mi (1,356.07 km) |
| Heist-op-den-Berg to Pajara | 1,850.11 mi (2,977.46 km) |
| Heist-op-den-Berg to Palafolls | 657.10 mi (1,057.51 km) |
| Heist-op-den-Berg to Palafrugell | 637.56 mi (1,026.05 km) |
| Heist-op-den-Berg to Palamos | 642.67 mi (1,034.27 km) |
| Heist-op-den-Berg to Palencia | 763.96 mi (1,229.48 km) |
