| City | Region |
|---|
| ›Ochkhamuri | Ajaria› |
| ›Odishi | Abkhazia› |
| ›Odzisi | regions under republican juris› |
| ›Oireme | regions under republican juris› |
| ›Okami | regions under republican juris› |
| ›Okherkhevi | regions under republican juris› |
| ›Okhvame | Samegrelo and Zemo Svaneti› |
| ›Okona | regions under republican juris› |
| ›Okrokana | regions under republican juris› |
| ›Okrosopeli | regions under republican juris› |
| ›Oktomberi | Ajaria› |
| ›Oktomberi | regions under republican juris› |
| ›Oktomberi (Zinobiani, Oktember | regions under republican juris› |
| ›Olozi | regions under republican juris› |
| ›Omalo | regions under republican juris› |
| ›Omarishara | Abkhazia› |
| ›Ombolo | Ajaria› |
| ›Ompareti | Guria› |
| ›Onanauri | regions under republican juris› |
| ›Ondanyrkhva | Abkhazia› |
| ›Ondzhokheti | regions under republican juris› |
| ›Oni (Kakhaberi) | Adzharia› |
| ›Opreti | regions under republican juris› |
| ›Oragve | Guria› |
| ›Orchosani | Jugo-Osetija› |
| ›Ordzhonikidze (Eastern) | regions under republican juris› |
| ›Ordzhonikidze (Western) | regions under republican juris› |
| ›Orgora | regions under republican juris› |
| ›Orka | regions under republican juris› |
| ›Orkhvi | regions under republican juris› |
| ›Ormeti / Ghrmaghele | Guria› |
| ›Ormeti / Moedani | Guria› |
| ›Ortabatumi | Adzharia› |
| ›Ortsva | Ajaria› |
| ›Orulu | Samegrelo and Zemo Svaneti› |
| ›Osiauri | regions under republican juris› |
| ›Osunela | regions under republican juris› |
| ›Ota | regions under republican juris› |
| ›Otap | Abkhazia› |
| ›Otarsheni | regions under republican juris› |
| ›Ozni | regions under republican juris› |
| ›Ozurgety | regions under republican juris› |
