| Acronym | Definition |
|---|
| ATOC | A Touch of Class |
| ATOC | Attack of the Clones (Star Wars Episode 2) |
| ATOC | AMGEN Tour of California |
| ATOC | Association of Train Operating Companies (UK) |
| ATOC | Air Terminal Operations Center |
| ATOC | All Types of Crazy |
| ATOC | Advanced Technical Operations Center (Trellis) |
| ATOC | Annual Task Order Contract |
| ATOC | Allied Tactical Operations Center |
| ATOC | Atmo Turbo and Co. (French automobile club) |
| ATOC | Acoustic Thermography of Ocean Climate |
| ATOC | Associação dos Técnicos Oficiais de Contas (Portugal) |
| ATOC | Air Tactical Operations Center |
| ATOC | Advanced Theory of Constraints |
| ATOC | Air Defense Tactical Operations Center |
| ATOC | Advanced Tactical Operations Center |
| ATOC | Air Defense TMD Operations Center |