WTMC
| Acronym | Definition |
|---|---|
| WTMC | Wellington Tramping & Mountaineering Club (New Zealand) |
| WTMC | Washtenaw Technical Middle College (Michigan) |
| WTMC | Onderzoekschool Wetenschap, Technologie en Moderne Cultuur (Netherlands Graduate School of Science, Technology and Modern Culture) |
| WTMC | West Tapps Maintenance Company (Lake Tapps, WA) |