| Kozloduy to Oegstgeest | 1,058.28 mi (1,703.14 km) |
| Kozloduy to Oirschot | 1,006.00 mi (1,619.00 km) |
| Kozloduy to Oisterwijk | 1,012.32 mi (1,629.16 km) |
| Kozloduy to Oldebroek | 1,012.98 mi (1,630.23 km) |
| Kozloduy to Oldenzaal | 970.61 mi (1,562.05 km) |
| Kozloduy to Ommen | 996.39 mi (1,603.53 km) |
| Kozloduy to Oosterend | 1,026.20 mi (1,651.51 km) |
| Kozloduy to Oosterhout | 1,027.42 mi (1,653.47 km) |
| Kozloduy to Oosterwolde | 1,017.74 mi (1,637.89 km) |
| Kozloduy to Oostzaan | 1,050.19 mi (1,690.12 km) |
| Kozloduy to Opmeer | 1,056.27 mi (1,699.90 km) |
| Kozloduy to Oss | 1,005.52 mi (1,618.22 km) |
| Kozloduy to Oud-Beijerland | 1,050.18 mi (1,690.10 km) |
| Kozloduy to Oudenbosch | 1,038.94 mi (1,672.01 km) |
| Kozloduy to Oudewater | 1,037.99 mi (1,670.49 km) |
