| Gornja Radgona to Nuth | 544.80 mi (876.77 km) |
| Gornja Radgona to Oegstgeest | 641.50 mi (1,032.40 km) |
| Gornja Radgona to Oirschot | 586.64 mi (944.11 km) |
| Gornja Radgona to Oisterwijk | 593.27 mi (954.77 km) |
| Gornja Radgona to Oldebroek | 602.15 mi (969.06 km) |
| Gornja Radgona to Oldenzaal | 562.44 mi (905.15 km) |
| Gornja Radgona to Ommen | 588.00 mi (946.30 km) |
| Gornja Radgona to Oosterend | 620.89 mi (999.23 km) |
| Gornja Radgona to Oosterhout | 608.06 mi (978.58 km) |
| Gornja Radgona to Oosterwolde | 613.24 mi (986.92 km) |
| Gornja Radgona to Oostzaan | 636.17 mi (1,023.82 km) |
| Gornja Radgona to Opmeer | 644.46 mi (1,037.16 km) |
| Gornja Radgona to Oss | 588.35 mi (946.86 km) |
| Gornja Radgona to Oud-Beijerland | 630.99 mi (1,015.48 km) |
| Gornja Radgona to Oudenbosch | 618.68 mi (995.67 km) |
