- WLH (Warren Lecture Hall)
- WLHB (When Love is Bound/ Honor Bound)
- WLHC (Whitmore Lake Health Clinic)
- WLHE (Wellness - Health Enhancement courses)
- WLHG (Whitwell Local History Group)
- WLHN (Wisconsin Local History Network)
- WLHR (West London-Harley Riders)
- WLHS (Wisconsin Labor History Society)
- WLI (Water-Level Indicator)
- WLIA (Wisconsin Land Information Association)
- WLID (World Learning for International Development)
- WLIG (Worcestershire Leisure Instruction & Gyms)
- WLiiA (Whose Line is it Anyway)
- WLIN (Washington Legal Internet News)
- WLIP (Wisconsin Land Information Program)
- WLJ (World Leisure Jobs & News)
- WLK (Selawik Airport)
- WLKA (Army of Occupation radio station, Kanoya, Japan)
- WLKB (Army of Occupation radio station, Oita-Beppu, Japan)
- WLKC (West London Korfball Club)
- WLKD (Army of Occupation radio station, Sapporo, Japan)
- WLKE (Army of Occupation radio station, Sendai, Japan)
- WLKF (Army of Occupation radio station, Kumamoto, Japan)
- WLKH (Army of Occupation radio station, Kokura, Japan)
- WLKY (Army Of Occupation Radio Station, Shimonisikei, Japan)
- WLL (Wireline Logging)
- WLLA (Westchester Literacy and Learning Alliance)
- WLLB (West Little League Baseball)
- WLM (Prospect Hill Heliport (FAA: MA92))
- WLME (World's Largest Math Event)
- WLMF (Workload License Migration and Monitor Facility)
- WLMK (We Love Mrs. Kelley)
- WLMM (Windows Live Movie Maker)
- WLMP (Wholesale Logistics Modernization Program)