| COLS | Cadet Officer Leadership School
| Others |
| COLS | Cargo Online Lodgement System
| Others |
| COLS | Center for On Line Studies
| Others |
| COLS | Central Ontario Leadership Seminars
| Others |
| COLS | City of Lost Souls
| Others |
| COLS | College of Letters and Science
| Others |
| COLS | Columns
| Others |
| COLS | Common Output Level Standards
| Others |
| COLS | Communications for online systems
| Others |
| COLS | Company Officer Leadership Symposium
| Others |
| COLS | Corporation of Legal Settlement Representative
| Others |
| COLS | Corrected Ordinary Least Squares
| Others |
| COLS | Cost of Living Supplement
| Others |