| IMPAC | I M Passionate About Christ 
| Others |
| IMPAC | Improved Management Productivity And Control
| Others |
| IMPAC | Information for Management Planning Analysis and Coordination
| Others |
| IMPAC | Information for Management, Planning, Analysis, and Coordination
| Others |
| IMPAC | Integrated Management Of Pregnancy And Childbirth
| Others |
| IMPAC | Intensive Management Practices Assessment Center
| Others |
| IMPAC | Intensive Meditation Planning Action Conversions
| Others |
| IMPAC | Interministerial Provincial Advisory Committee
| Others |
| IMPAC | International Marine Project Activities Centre
| Others |
| IMPAC | International Marine Protected Areas Congress
| Others |
| IMPAC | International Member of the Precision Ag Community
| Others |
| IMPAC | International Merchant Purchase Authorization Card
| Others |
| IMPAC | Internet And Mailorder Pharmacy Accreditation Commission
| Others |
| IMPAC | Internet Mailorder Pharmacy Accreditation Commission
| Others |
| IMPAC | Intersegmental Major Preparation Articulated Curriculum
| Others |
| IMPAC | Investment Management Program For Advisory Clients
| Others |
| IMPAC | Involvement Makes Productive Active Citizens
| Others |
| IMPAC | Issues Management Policy Analysis Coordination
| Others |
| IMPAC | Issues Mobilization Political Action Committee
| Others |