| Abbreviation | Definition |
|---|---|
| LIC | Leptospirosis Information Center |
| LICADD | Long Island Council on Alcoholism and Drug Dependence |
| LIFA | Long Island Forensic Association |
| LIFE | Luxembourg International Foundation for Education |
| LIFERS | Library Initiative for Education in Rural Schools |
| LIFT | Lapeer Investing in Families Together |
| LIFT | Lifestyle Improvement For Today |
| LIFT | Lifting In Faith Together |
| LIFTWRC | Lifting In Faith Together Women's Resource Center |
| LIMCA | Lao Iu Mien Culture Association |
| LINC | Long-term Inmates Now in the Community society |
| LINX | London Internet Exchange |
| LIRA | Learning In Retirement Association |
| LIRC | Local Information and Referral Center |
| LISC | Local Initiative Support Corporation |
| LITTA | Latvian Information Technology and Telecommunications Association |
| LLL | LaLeche League |
| LLLI | La Leche League International |
| LLRA | Larchville Lisduggan Residents Association.(WATERFORD)Ireland. |
| LLRC | Larchville Lisduggan Residents Association.(WATERFORD)Ireland. |