| Tangermunde to Oerlinghausen | 145.18 mi (233.64 km) |
| Tangermunde to Oestrich-Winkel | 245.40 mi (394.93 km) |
| Tangermunde to Offenburg | 332.58 mi (535.24 km) |
| Tangermunde to Oftersheim | 263.89 mi (424.69 km) |
| Tangermunde to Ohrdruf | 129.64 mi (208.63 km) |
| Tangermunde to Ohringen | 254.66 mi (409.83 km) |
| Tangermunde to Olbernhau | 142.10 mi (228.69 km) |
| Tangermunde to Olching | 301.29 mi (484.88 km) |
| Tangermunde to Oldenburg | 162.13 mi (260.93 km) |
| Tangermunde to Oldenburg in Holstein | 129.50 mi (208.42 km) |
| Tangermunde to Olfen | 202.62 mi (326.09 km) |
| Tangermunde to Olpe | 205.73 mi (331.09 km) |
| Tangermunde to Olsberg | 169.70 mi (273.11 km) |
| Tangermunde to Oranienburg | 55.16 mi (88.78 km) |
| Tangermunde to Ortenberg | 196.26 mi (315.85 km) |
