Ukraine

Obukhivs’ka Mis’krada

Kyivska

Ochakiv

Mykolaivska

Odariukivka

Poltavska

Odesa

Odeska

Okhotnikovo

Autonomous Republic of Crimea

Okhotskoye

Autonomous Republic of Crimea

Okhtyrka

Sumska

Okny

Odeska

Oktyabr'skoye

Autonomous Republic of Crimea

Oktyabr’skoye

Autonomous Republic of Crimea

Okunevka

Autonomous Republic of Crimea

Ol'shanskoye

Mykolaivska

Olefirshchina

Poltavska

Oleksandrivka

Kirovohradska

Oleksandrivka

Mykolaivska

Oleksandrivka

Odeska

Oleksandriya

Kirovohradska

Oleksandriys’ke

Kirovohradska

Olenevka

Autonomous Republic of Crimea

Oleshnyk

Zakarpatska

Olesko

Lvivska

Olevsk

Poltavska

Olevs’k

Zhytomyrska

Olyka

Volynska