| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oberschaar | city | Moravskoslezsky Kraj | Czech Republic | 50.15 | 17.56 | 1669 | 3228 |
| Oberschlag | city | Jihocesky Kraj | Czech Republic | 48.98 | 13.88 | 2509 | 2533 |
| Oberseß | city | Jihomoravsky Kraj | Czech Republic | 49.23 | 16.65 | 856 | 117315 |
| Obersuchau | city | Moravskoslezsky Kraj | Czech Republic | 49.80 | 18.48 | 928 | 72598 |