| COL | Caldera Open LINUX 
| Others |
| COL | Caldera OpenLinux
| Others |
| COL | Cameleon Object Language
| Others |
| COL | Campus Of Open Learning
| Others |
| COL | Caribbean On-Line
| Others |
| COL | Carriers Of Love
| Others |
| COL | Cars On Line
| Others |
| COL | Cartridge Overall Length
| Others |
| CoL | Catalogue of Life
| Others |
| COL | Cause Of Loss
| Others |
| COL | Center For Online Learning
| Others |
| COL | Certificate Of Loading
| Others |
| COL | Certifying Officers Legislation
| Others |
| COL | Chabad On Line
| Others |
| COL | Change Of Life
| Others |
| COL | Characteristic Orange Luminescence
| Others |
| COL | Check Out Language
| Others |
| COL | CheckOut Language
| Others |
| COL | City Of License
| Others |
| COL | City Of Light
| Others |
| CoL | City of London
| Others |
| COL | Classical On Left
| Others |
| COL | Climatological Observers Link
| Others |
| COL | Close on Leave
| Others |
| COL | Cobalt Lt
| Others |
| COL | Coll Island Airport
| Others |
| COL | Colleagues
| Others |
| Col | College
| Others |
| CoL | College of Law
| Others |
| CoL | College of Law of England and Wales
| Others |
| COL | College of Letters
| Others |
| Col | Colonel
| Others |
| COL | Colonies
| Others |
| COL | Colony Park
| Others |
| COL | Color Palette
| Others |
| COL | Colorado Online Learning
| Others |
| COL | Colorado Rockies
| Others |
| Col | Colossians
| Others |
| COL | Colours Of Life
| Others |
| col | Column
| Others |
| COL | Combat Operations Loss
| Others |
| COL | Combined Operating License
| Others |
| COL | Commercial Operator License
| Others |
| COL | Committee On Legislation
| Others |
| COL | Commonwealth of Learning
| Others |
| COL | Communications Oriented Language
| Others |
| COL | Community Of Love
| Others |
| COL | Complex Objects Logical Language
| Others |
| COL | Computational Optimisation and Learning
| Others |
| COL | Computer Oriented Language
| Others |
| COL | Connected Line Identity
| Others |
| COL | Consortium for Ocean Leadership
| Others |
| COL | Container Off Load
| Others |
| COL | Continuity Of Learning
| Others |
| COL | Coordinator of Official Languages
| Others |
| COL | Coromandel
| Others |
| COL | Corvettes Of Lodi
| Others |
| COL | Cost Of Living
| Others |
| COL | Council on Ocean Law
| Others |
| COL | Crane Oral Language
| Others |
| COL | Crime On Line
| Others |
| COL | Cronicle Obstructive Lungdesease
| Others |
| COL | Cry Out Loud
| Others |
| COL | Crying Out Loud
| Others |
| COL | Culture of Learning
| Others |
| COL | Customer's Own Leather
| Others |
| COL | Microsoft Multiplan Spreadsheet Programming file extension
| Others |
| Col. | Colonel - Marines, - USAF
| Others |
| col. | color(ed)
| Others |