English abbreviations from oyaa to oys
- OYAA (Olentangy Youth Athletic Association)
- OYB (Out Your Backdoor magazine)
- OYC (Owensboro ( Kentucky) Youth Council)
- OYD (Oxford Youth Development)
- OYE (Opportunities For Youth Empowerment)
- OYF (Our Young Folks)
- OYH (Ohio Youth Home)
- Oyj (Julkinen osakeyhtiö (Finnish, "public stock company"))
- OYK (Oiapoque Airport)
- OYL (Ohio Youth soccer League)
- OYM (On Your Mark)
- OYO (Tres Arroyos Airport)
- OYP (Office of Youth Programs)
- OYR (Aasiaat Radio)
- OYRLL (Old York Road Little League)
- OYS (Ohio Youth Sailing school)