IWMC
| Acronym | Definition |
|---|---|
| IWMC | Island Waste Management Corporation (Prince Edward Island) |
| IWMC | Irish World Music Centre |
| IWMC | International Wildlife Management Consortium (Lausanne, Switzerland) |
| IWMC | Iron Warriors Motorcycle Club |
| IWMC | I Want My Cheerios |
| IWMC | Iron Workers Motorcycle Club (San Francisco, CA) |