- AOK stands for Allgemeine Ortskrankenkasse
- AOK stands for Age of Kings (Microsoft game)
- AOK stands for Area of Knowledge (various organizations)
- AOK stands for Association of Knowledgework
- AOK stands for Accompany of Kids (Menomonee Falls, WI)
- AOK stands for Karpathos, Greece – Karpathos (Airport Code)
- AOK stands for Animal Outreach of Kansas (Lawrence, KS)
- AOK stands for All Is Okay
- AOK stands for After Order Acknowledgment
- AOK stands for Asleep On Keyboard
- AOK stands for Kwanza Reajustado – Angola (obsolete currency code – current: AOA)
- AOK stands for Athlitikos Omilos Kavalas (Greek: Kavala Sports Club)
- A-OK stands for All-OK
- A-OK stands for Alert Overseas Kids
A-OK