| Abbreviation | Definition |
|---|---|
| KWN | Kid Witness News |
| KWN | King World News |
| LABN | Legal Advisory Board News |
| LADN | Los Angeles Daily News |
| LAFP | Los Angeles Free Press |
| LAT | Los Angeles Times |
| LBN | Latest Breaking News |
| LCAP | Lake Charles American Press |
| LCD | Liquid Crystal Display |
| LCMI | Laboratory of Cell Mediated Immunity |
| LCN | Liberty City News |
| LCN | Livingston County News |
| LD | Laser Disc |
| LDN | Ludington Daily News |
| LEAP | Look, Evoke, Assess, and Publish |
| LED | Light Emitting Diode |
| LENA | Leading European Newspaper Alliance |
| LF | Like Fools |
| LF | Low Frequency |
| LFSN | Liberia Football STARS News |