| Rank | Abbreviation | Meaning |
|---|
| ***** | NCLS | National Clandestine Laboratory Seizure
| |
| *** | NCLS | Nevus Lipomatosus Cutaneous Superficialis
| |
| *** | NCLS | Nude Chocolate Lorne Society
| |
| ** | NCLS | Non-Negativity Constrained Least Squares
| |
| ** | NCLS | National Committee for Laboratory Standards
| |
| * | NCLS | Netherlands Cohort Study on Diet and Cancer
| |
| * | NCLS | Northern California Lindy Society
| |
| * | NCLS | Night carrier landing scores
| |
| * | NCLS | Non-Lethal Capabilities Set
| |
| * | NCLS | National Child Labor Survey
| |
| * | NCLS | National Conference of Lawyers and Scientists
| |
| * | NCLS | Nikon Creative Lighting System
| |
| * | NCLS | National Character and Leadership Symposium
| |
| * | NCLS | Northern Corn Leaf Spot
| |
| * | NCLS | North Carolina League of the South
| |
| * | NCLS | Notched Constant Ligament Stress
| |
| * | NCLS | Newton Chinese Language School
| |
| * | NCLS | North Country Library System (Watertown, NY)
| |
| * | NCLS | NEWTON COUNTY LIBRARY SYSTEM
| |
| * | NCLS | Nonnegatively Constrained Least Squares
| |
| * | NCLS | National Church Life Survey
| |
| * | NCLS | National Child Labour Survey
| |
| * | NCLS | National Cufflink Society
| |
| * | NCLS | Nebraska Center for Legal Services
| |
| * | NCLS | Norwood Community Legal Service
| |