| CNL | C Numerical Library 
| Others |
| CNL | Canadian Nuclear Laboratories
| Others |
| CNL | Canal
| Others |
| CNL | Center for Neighborhood Leadership
| Others |
| CNL | Center for New Leadership
| Others |
| CNL | Center for Nonprofit Leadership
| Others |
| CNL | Century Limited
| Others |
| CNL | Cherokee National Life
| Others |
| CNL | Chevron Nigeria Limited
| Others |
| CNL | Child Nutrition Labeling
| Others |
| CNL | Chinese Nationality Law
| Others |
| CNL | Chronic Neutrophilic Leukemia
| Others |
| CNL | City Night Line
| Others |
| CNL | Clinical Neurobiology Laboratory
| Others |
| CNL | Clinical Nurse Leader
| Others |
| CNL | Clinical Nurse Leaders
| Others |
| CNL | Cognitive Neuroimaging Lab
| Others |
| CNL | Cognitive Neuroimaging Laboratory
| Others |
| CNL | Cold No Lead
| Others |
| CNL | Colorado Nanofabrication Laboratory
| Others |
| CNL | Columbia, Newberry and Laurens Railroad (CSX Transportation)
| Others |
| CNL | Combat Net Lan
| Others |
| CNL | Commission Nationale de Linguistique
| Others |
| CNL | Communications and Networking Laboratory
| Others |
| CNL | Compensating Non Leak
| Others |
| CNL | Compensating Non Leaking
| Others |
| CNL | Compositional Numeric Library
| Others |
| CNL | Computational Neurobiology Laboratory
| Others |
| CNL | Constant Neutral Loss
| Others |
| CNL | Controlled Natural Language
| Others |
| CNL | Country Night Load
| Others |
| CNL | Creative New Leader
| Others |
| CNL | Crocker Nuclear Laboratory
| Others |
| CNL | Cursor Next Line
| Others |
| CNL | Cyber Navigator Loid
| Others |
| CNL | Sindal, Denmark
| Others |