| Abbreviation | Definition |
|---|---|
| WMM | Western Mule Magazine |
| WMN | Women Media Networks |
| WMN | World Maritime News |
| WMP | World Missionary Press |
| WMQ | William and Mary Quarterly |
| WMRTV | Western Maryland Radio & Television |
| WMS | WebRTC Media Stream |
| WMT | Waterloo Morning Tribune |
| WMT | Web Marketing Today |
| WMT | World Masterpiece Theater |
| WMTL | Metal Warrior |
| WMVM | World Mission Video Magazine |
| WMWE | Well Mind, Well Earth |
| WMZ | Windows Media Zipped |
| WN | Weekly News |
| WN | World News |
| WNA | Wisconsin Newspaper Association |
| WNAN | Western North American Naturalist |
| WNAZ | What's New at the Zoo! |
| WNB | Women's News Bureau |