| Hollabrunn to Oestrich-Winkel | 377.33 mi (607.25 km) |
| Hollabrunn to Offenburg | 372.89 mi (600.11 km) |
| Hollabrunn to Oftersheim | 344.48 mi (554.38 km) |
| Hollabrunn to Ohrdruf | 285.53 mi (459.52 km) |
| Hollabrunn to Ohringen | 302.20 mi (486.34 km) |
| Hollabrunn to Olbernhau | 190.26 mi (306.19 km) |
| Hollabrunn to Olching | 220.15 mi (354.30 km) |
| Hollabrunn to Oldenburg | 466.23 mi (750.33 km) |
| Hollabrunn to Oldenburg in Holstein | 454.79 mi (731.91 km) |
| Hollabrunn to Olfen | 442.06 mi (711.43 km) |
| Hollabrunn to Olpe | 404.75 mi (651.39 km) |
| Hollabrunn to Olsberg | 388.45 mi (625.15 km) |
| Hollabrunn to Oranienburg | 314.99 mi (506.94 km) |
| Hollabrunn to Ortenberg | 338.79 mi (545.23 km) |
| Hollabrunn to Oschatz | 230.59 mi (371.10 km) |
