| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ogorodnaya Brigada | city | Karagandinskaya Oblast' | Kazakhstan | 49.975 | 73.9833333 | 1801 | 406 |
| Oktyabr' | city | Karagandinskaya Oblast' | Kazakhstan | 50.8041667 | 72.9141667 | 1610 | 532 |
| Oktyabr'skoye | city | Karagandinskaya Oblast' | Kazakhstan | 50.8041667 | 72.9141667 | 1610 | 532 |
| Ondiris | city | Karagandinskaya Oblast' | Kazakhstan | 50.2422222 | 71.7216667 | 1263 | 117 |
| Onirek | city | Karagandinskaya Oblast' | Kazakhstan | 48.8322222 | 72.9763889 | 2234 | 229 |
| Orkendeu | city | Karagandinskaya Oblast' | Kazakhstan | 48.6941667 | 70.9438889 | 1473 | 61 |
| Ornek | city | Karagandinskaya Oblast' | Kazakhstan | 48.8322222 | 72.9763889 | 2234 | 229 |
| Ortaderesin | city | Karagandinskaya Oblast' | Kazakhstan | 46.7513889 | 75.3944444 | 1138 | 47 |
| Ortau | city | Karagandinskaya Oblast' | Kazakhstan | 48.2447222 | 72.3447222 | 2506 | 84 |
| Ortaū | city | Karagandinskaya Oblast' | Kazakhstan | 48.2447222 | 72.3447222 | 2506 | 84 |
| Orynbay | city | Karagandinskaya Oblast' | Kazakhstan | 48.5588889 | 71.785 | 1660 | 61 |
| Osakarovka | city | Karagandinskaya Oblast' | Kazakhstan | 50.565 | 72.5691667 | 1617 | 537 |
| Osembay | city | Karagandinskaya Oblast' | Kazakhstan | 49.8858333 | 76.6233333 | 1932 | 117 |
| Osibay | city | Karagandinskaya Oblast' | Kazakhstan | 49.8858333 | 76.6233333 | 1932 | 117 |
| Oskarovka | city | Karagandinskaya Oblast' | Kazakhstan | 50.565 | 72.5691667 | 1617 | 537 |
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