| Abbreviation | Definition |
|---|---|
| WARC | Warminster Amateur Radio Club |
| WARC | Warren Amateur Radio Club |
| WARC | Westlake Amateur Radio Club |
| WARC | Wichita Amateur Radio Club |
| WARC | Worcester Amateur Radio Club |
| WARG | Willingboro (NJ) Area Repeater Group |
| WARN | Weather Amateur Radio Network |
| WARO | Women Amateur Radio Operators |
| WAS | ARRL Worked All States Award |
| WAWA | Waterville Area Wireless Association |
| WAXE | Worked All XE |
| WAYI | What Are Your Intentions? |
| WB | Wideband |
| WCARC | Western Colorado Amateur Radio Club |
| WCARS | Western Carolina Amateur Radio Society |
| WCRA | Wheaton Community Radio Amateurs |
| WDXS | Worked DX Stations |
| WDYC | Whatever Dissolves Your Crystals |
| WECA | Westchester Emergency Communications Association |
| WESN | Worcester Emergency Simplex Net |