| Botevgrad to Oegstgeest | 1,100.41 mi (1,770.94 km) |
| Botevgrad to Oirschot | 1,047.01 mi (1,685.00 km) |
| Botevgrad to Oisterwijk | 1,053.47 mi (1,695.39 km) |
| Botevgrad to Oldebroek | 1,056.95 mi (1,701.00 km) |
| Botevgrad to Oldenzaal | 1,015.19 mi (1,633.79 km) |
| Botevgrad to Ommen | 1,040.97 mi (1,675.29 km) |
| Botevgrad to Oosterend | 1,071.61 mi (1,724.60 km) |
| Botevgrad to Oosterhout | 1,068.45 mi (1,719.51 km) |
| Botevgrad to Oosterwolde | 1,063.32 mi (1,711.25 km) |
| Botevgrad to Oostzaan | 1,093.27 mi (1,759.46 km) |
| Botevgrad to Opmeer | 1,100.05 mi (1,770.35 km) |
| Botevgrad to Oss | 1,047.42 mi (1,685.67 km) |
| Botevgrad to Oud-Beijerland | 1,091.31 mi (1,756.30 km) |
| Botevgrad to Oudenbosch | 1,079.57 mi (1,737.39 km) |
| Botevgrad to Oudewater | 1,080.02 mi (1,738.12 km) |
