| Heidenau to Oestrich-Winkel | 266.60 mi (429.05 km) |
| Heidenau to Offenburg | 316.82 mi (509.87 km) |
| Heidenau to Oftersheim | 258.84 mi (416.57 km) |
| Heidenau to Ohrdruf | 136.95 mi (220.41 km) |
| Heidenau to Ohringen | 229.40 mi (369.18 km) |
| Heidenau to Olbernhau | 31.95 mi (51.41 km) |
| Heidenau to Olching | 223.63 mi (359.90 km) |
| Heidenau to Oldenburg | 282.62 mi (454.83 km) |
| Heidenau to Oldenburg in Holstein | 261.02 mi (420.07 km) |
| Heidenau to Olfen | 284.23 mi (457.42 km) |
| Heidenau to Olpe | 262.28 mi (422.10 km) |
| Heidenau to Olsberg | 234.56 mi (377.48 km) |
| Heidenau to Oranienburg | 125.28 mi (201.63 km) |
| Heidenau to Ortenberg | 215.07 mi (346.12 km) |
| Heidenau to Oschatz | 39.54 mi (63.64 km) |
