| Stamboliyski to Oegstgeest | 1,164.41 mi (1,873.93 km) |
| Stamboliyski to Oirschot | 1,110.67 mi (1,787.46 km) |
| Stamboliyski to Oisterwijk | 1,117.18 mi (1,797.92 km) |
| Stamboliyski to Oldebroek | 1,121.46 mi (1,804.81 km) |
| Stamboliyski to Oldenzaal | 1,079.85 mi (1,737.85 km) |
| Stamboliyski to Ommen | 1,105.63 mi (1,779.34 km) |
| Stamboliyski to Oosterend | 1,136.44 mi (1,828.93 km) |
| Stamboliyski to Oosterhout | 1,132.12 mi (1,821.97 km) |
| Stamboliyski to Oosterwolde | 1,128.19 mi (1,815.64 km) |
| Stamboliyski to Oostzaan | 1,157.54 mi (1,862.88 km) |
| Stamboliyski to Opmeer | 1,164.49 mi (1,874.07 km) |
| Stamboliyski to Oss | 1,111.37 mi (1,788.57 km) |
| Stamboliyski to Oud-Beijerland | 1,155.00 mi (1,858.80 km) |
| Stamboliyski to Oudenbosch | 1,143.10 mi (1,839.63 km) |
| Stamboliyski to Oudewater | 1,143.99 mi (1,841.07 km) |
