| Hradec Kralove to Oegstgeest | 510.05 mi (820.84 km) |
| Hradec Kralove to Oirschot | 467.54 mi (752.42 km) |
| Hradec Kralove to Oisterwijk | 472.51 mi (760.44 km) |
| Hradec Kralove to Oldebroek | 455.44 mi (732.95 km) |
| Hradec Kralove to Oldenzaal | 411.04 mi (661.51 km) |
| Hradec Kralove to Ommen | 435.96 mi (701.60 km) |
| Hradec Kralove to Oosterend | 460.90 mi (741.74 km) |
| Hradec Kralove to Oosterhout | 487.65 mi (784.79 km) |
| Hradec Kralove to Oosterwolde | 451.84 mi (727.16 km) |
| Hradec Kralove to Oostzaan | 496.54 mi (799.11 km) |
| Hradec Kralove to Opmeer | 498.53 mi (802.31 km) |
| Hradec Kralove to Oss | 460.95 mi (741.82 km) |
| Hradec Kralove to Oud-Beijerland | 508.64 mi (818.58 km) |
| Hradec Kralove to Oudenbosch | 501.37 mi (806.88 km) |
| Hradec Kralove to Oudewater | 491.23 mi (790.55 km) |
