| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Osangberg | city | Steiermark | Austria | 46.80 | 15.92 | 1669 | 6578 |
| Osch | city | Steiermark | Austria | 47.75 | 15.05 | 2696 | 2330 |
| Osterreicher | city | Steiermark | Austria | 46.90 | 15.58 | 1085 | 6497 |
| Osterwitz | city | Steiermark | Austria | 46.86 | 15.13 | 2509 | 5364 |
| Oswaldbauer | city | Steiermark | Austria | 47.60 | 15.55 | 3451 | 4054 |
| Oswaldgraben | city | Steiermark | Austria | 47.17 | 15.03 | 2860 | 4114 |