| Abbreviation | Definition |
|---|---|
| WECA | Wisconsin Early Childhood Association |
| WECA | Work Experience Coordinators' Association |
| WECZ | Wildlife and Environmental Conservation Society of Zambia |
| WEDF | Women's Economic Development Fund |
| WEDF | World Education and Development Fund |
| WEDV | Walk to End Domestic Violence |
| WEEA | World Energy Efficiency Association |
| WEF | Water Environment Federation |
| WEF | World Economic Forum |
| WEFR | Western Education Foundation for Resources |
| WEHI | Walter and Eliza Hall Institute of Medical Research |
| WEIO | World Eskimo-Indian Olympics |
| WEJF | Wisconsin Equal Justice Fund |
| WENF | World Environment and Naturopathy Foundation |
| WEPF | World Education and Preservation Fund |
| WER | World Emergency Relief |
| WERA | Washington Educational Research Association |
| WERC | Wolf Education and Research Center |
| WERF | Wildlife Education and Research Foundation |
| WES | World Education Services |