| Steenokkerzeel to Oestrich-Winkel | 166.17 mi (267.43 km) |
| Steenokkerzeel to Offenburg | 228.29 mi (367.40 km) |
| Steenokkerzeel to Oftersheim | 209.77 mi (337.60 km) |
| Steenokkerzeel to Ohrdruf | 271.38 mi (436.75 km) |
| Steenokkerzeel to Ohringen | 251.18 mi (404.24 km) |
| Steenokkerzeel to Olbernhau | 385.60 mi (620.57 km) |
| Steenokkerzeel to Olching | 358.12 mi (576.33 km) |
| Steenokkerzeel to Oldenburg | 220.05 mi (354.14 km) |
| Steenokkerzeel to Oldenburg in Holstein | 354.88 mi (571.13 km) |
| Steenokkerzeel to Olfen | 135.83 mi (218.59 km) |
| Steenokkerzeel to Olpe | 144.82 mi (233.07 km) |
| Steenokkerzeel to Olsberg | 174.87 mi (281.43 km) |
| Steenokkerzeel to Oranienburg | 393.34 mi (633.02 km) |
| Steenokkerzeel to Ortenberg | 202.98 mi (326.67 km) |
| Steenokkerzeel to Oschatz | 373.73 mi (601.45 km) |
