| Hainichen to Oestrich-Winkel | 235.02 mi (378.22 km) |
| Hainichen to Offenburg | 289.20 mi (465.43 km) |
| Hainichen to Oftersheim | 229.26 mi (368.96 km) |
| Hainichen to Ohrdruf | 104.71 mi (168.51 km) |
| Hainichen to Ohringen | 201.91 mi (324.94 km) |
| Hainichen to Olbernhau | 22.82 mi (36.72 km) |
| Hainichen to Olching | 207.79 mi (334.41 km) |
| Hainichen to Oldenburg | 257.02 mi (413.63 km) |
| Hainichen to Oldenburg in Holstein | 248.53 mi (399.98 km) |
| Hainichen to Olfen | 253.07 mi (407.27 km) |
| Hainichen to Olpe | 230.11 mi (370.33 km) |
| Hainichen to Olsberg | 202.82 mi (326.41 km) |
| Hainichen to Oranienburg | 123.40 mi (198.60 km) |
| Hainichen to Ortenberg | 183.21 mi (294.84 km) |
| Hainichen to Oschatz | 22.86 mi (36.78 km) |
