List of cities in Germany starting with O
List of cities in Germany: A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
| Town | Population | District | Bundesland |
|---|---|---|---|
| Oberhausen | 223,400 | -- | North Rhine-Westphalia |
| Offenbach | 116,200 | -- | Hesse |
| Oldenburg | 153,500 | -- | Lower Saxony |
| Olsberg | 16,263 | Hochsauerland | North Rhine-Westphalia |
| Oranienburg | 30,200 | Oberhavel | Brandenburg |
| Osnabrück | 259,800 | -- | Lower Saxony |
| Osterholz-Scharmbeck | 31,200 | Osterholz | Lower Saxony |
| Osterode | 26,500 | Osterode | Lower Saxony |
A "--" in the district column means, that the town is a district-free town, i.e. it is by itself a district.
