There are 2 places named Ostra in Czech Republic.
All places in the world called "Ostra".
Neudorf (13)
Novy Dvur (12)
Nova Ves (12)
Ujezd (11)
Petrovice (11)
Chlum (11)
Lhota (10)
Hradek (10)
Komarov (10)
Popovice (10)
Sedlec (10)
Lhotka (10)
Borek (9)
Obora (9)
Stritez (9)
Zd'ar (9)
Bela (9)
Podoli (9)
Kostelec (9)
Podlesi (9)
Veseli (9)
Brezina (9)
Karlov (9)
Skalka (9)
Slatina (9)
Ujezdec (8)
Schonwald (8)
Bedrichov (8)
Janov (8)
Ostrov (8)