Ostriv
- Bila Tserkva Raion
- Chervonohrad Raion
- Chornyi Ostriv (Khmelnytskyi Oblast)
- Chornyi Ostriv (Lviv Oblast)
- Dubno Raion
- Ivano-Frankivsk Raion
- Kivertsivskyi Raion
- Nizhyn Raion
- Ostrau (disambiguation)
- Ostriv, Zolochiv Raion, Lviv Oblast
- Ostrov (disambiguation)
- Ostrowiec (disambiguation)
- Ostrowo (disambiguation)
- Ostrów (disambiguation)
- Ovruch Raion
- Radyvyliv Raion
- Sambir Raion
- Stryi Raion
- Ternopil Raion
- Volodymyrets Raion