| Acronym | Definition |
|---|
| NCSL➣National Conference of State Legislatures |
| NCSL➣National College for School Leadership |
| NCSL➣National Computer Systems Laboratory |
| NCSL➣National Conference of Standards Laboratories |
| NCSL➣National Capital Soccer League (Washington, DC) |
| NCSL➣National Conference on Student Leadership (now National Center for Student Leadership) |
| NCSL➣National Center for Student Leadership (formerly National Conference on Student Leadership) |
| NCSL➣National Council of State Legislators |
| NCSL➣National Computer Systems Laboratory (NIST) |
| NCSL➣North Carolina Student Legislature |
| NCSL➣Naval Code and Signal Laboratory (US Navy) |
| NCSL➣Non Commentary Source Lines |
| NCSL➣Naval Coastal Systems Laboratory |
| NCSL➣National Center for Summer Learning (Johns Hopkins University; Baltimore, MD) |
| NCSL➣Nashville Center for Spiritual Living (Nashville, TN) |
| NCSL➣National Computer Security Laboratory |
| NCSL➣Neighborhood Children's Sports League (Milwaukee, WI) |