MGC
- British Columbia Medal of Good Citizenship
- Gas Carrier
- MG MGB
- Machine Gun Corps
- Malvern Girls College
- Massachusetts General Court
- Media Gateway Controller
- Megestrol caproate
- Mekong-Ganga Cooperation
- Mekong–Ganga Cooperation
- Melbourne Girls' College
- Michael Gordon Clifford
- Middle Georgia College
- Midwest Gaming Classic
- Mississippi Gulf Coast
- Mitsubishi Gas Chemical Company, Inc.
- Museums and Galleries Commission
- The Mircom Group of Companies
- VoIP