| CATO | Cadet Administration and Training Order 
| Others |
| CATO | Cadet Administrative and Training Orders
| Others |
| CATO | Cadet Administrative Training Orders
| Others |
| CATO | California Association of Tactical Officers
| Others |
| CATO | California Association of Tiger Owners
| Others |
| CATO | Cams Accredited Testing Official
| Others |
| CATO | Canadian Association of Tour Operators
| Others |
| CATO | Catastrophe At Take Off
| Others |
| CATO | Caught At Take Off
| Others |
| CATO | Civet Askal Tiger Orca
| Others |
| CATO | Clean Air Through Olivine
| Others |
| CATO | Columbia Association Team Orientation
| Others |
| CATO | Combined Air Terminal Operation
| Others |
| CATO | Commonwealth Association of Travel Organisations
| Others |
| CATO | Communist American Traitors Organzation
| Others |
| CATO | Computer Aided Therapy For Oncology
| Others |
| CATO | Computer Aided Train Operation
| Others |
| CATO | Concept Active Tourer Outdoor
| Others |
| CATO | Corporate Accessibility Technology Office
| Others |
| CATO | Crane And The Others
| Others |