| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Oandu | city | Laane-Virumaa | Estonia | 59.5633333 | 26.1108333 | 127 | 1348 |
| Obja | city | Laane-Virumaa | Estonia | 59.1777778 | 26.6316667 | 295 | 1666 |
| Ohepalu | city | Laane-Virumaa | Estonia | 59.3455556 | 25.9555556 | 324 | 4428 |
| Oja | city | Laane-Virumaa | Estonia | 59.4822222 | 26.4836111 | 157 | 1523 |
| Ojakula | city | Laane-Virumaa | Estonia | 59.4822222 | 26.4836111 | 157 | 1523 |
| Ojaküla | city | Laane-Virumaa | Estonia | 59.4822222 | 26.4836111 | 157 | 1523 |
| Okhepalo | city | Laane-Virumaa | Estonia | 59.3455556 | 25.9555556 | 324 | 4428 |
| Okhepalu | city | Laane-Virumaa | Estonia | 59.3455556 | 25.9555556 | 324 | 4428 |
| Orguse | city | Laane-Virumaa | Estonia | 59.0619444 | 26.3777778 | 341 | 1671 |
| Oyakyula | city | Laane-Virumaa | Estonia | 59.4822222 | 26.4836111 | 157 | 1523 |
|
|