Operators
- Algeria - 24
- Armenia
- Azerbaijan - Upgraded to Osa-1T
- Belarus - Some. T38 Stilet (2010), Osa-1T (2003) Belarusian variant
- Bulgaria - 24 missile launch units
- Cuba - 16
- Ecuador
- Georgia - 18
- Greece - 39
- India
- Iraq - Captured Kuwaiti units
- Jordan - 60 upgraded
- Libya - 20
- Poland - 64. Probably 32 systems will be upgraded to Osa-AKM-P1 to keep them in service until 2017.
- Romania - 16 launchers and 8 reloaders (one regiment in service since 1989)
- Russia - 400 Since 2007 the system Osa-AKM modernized and has protection against spoofing
- Sahrawi Arab Democratic Republic
- Syria - 60
- Turkmenistan - 40
- Ukraine
Read more about this topic: 9K33 Osa