| Acronym | Definition |
|---|
| MACC | Master of Accountancy |
| MACC | Moberly Area Community College (Missouri) |
| MACC | Mexican American Cultural Center (Texas) |
| MACC | Multiple Award Construction Contract |
| MACC | Mine Action Coordination Center |
| MACC | Massachusetts Association of Conservation Commissions |
| MACC | Marginal Abatement Cost Curve |
| MACC | Maryland Association of Community Colleges (also seen as MDACC) |
| MACC | Midwest Athletes Against Childhood Cancer, Inc. |
| MACC | Maximum Allowable Construction Cost |
| MACC | Multi-Agency Command Center |
| MACC | Multi Agency Craft Conference |
| MACC | Multi-service Ambulatory Care Center |
| MACC | Mid America Computer Corporation (Blair, NE) |
| MACC | Multi Agency Coordination Center |
| MACC | Metropolitan Area Communications Commission (Oregon) |
| MACC | Musicians Against Childhood Cancer |
| MACC | Mid-America Commercialization Corporation |
| MACC | Marshall Aid Commemoration Commission |
| MACC | Mid-Atlantic Coaster Club |
| MACC | Metro Atlanta Cycling Club (Atlanta, GA) |
| MACC | Mexican American Chamber of Commerce |
| MACC | Matteson Area Chamber of Commerce (Illinois) |
| MACC | Mid-Atlantic Camaro Club |
| MACC | Michigan Alpine Competition Committee |
| MACC | Mid-American Conference Championship (college sports) |
| MACC | Morningside Area Community Council (Pennsylvania) |
| MACC | Manston Airport Consultative Committee (United Kingdom) |
| MACC | Multi Agency Communication Center (Department of Homeland Security) |
| MACC | Metropolitan Association of Contemplative Communities (New York state) |
| MACC | Maritime Coordination Center |
| MACC | Marinette Area Chamber of Commerce (Wisconsin) |
| MACC | Military Aid to Civil Community |
| MACC | Modular Air Control Center |
| MACC | Maintenance Aircraft Coordination Center |
| MACC | Management and Administration Control Center (Sprint) |
| MACC | Modified Air Control Center |
| MACC | Maxwell Area Community Center (Iowa) |
| MACC | Motorcyclists Against Childhood Cancer (Ontario, Canada) |
| MACC | Modified Airworthiness Certification Criteria (US FAA) |
| MACC | Mid America Conference of Clubs, Inc. |
| MACC | Mid-American CIBER Consortium |
| MACC | Medicine and Critical Care (various organizations) |
| MACC | Metro Atlanta Chamber of Commerce (Atlanta, GA) |
| MACC | Montgomery Area Chamber of Commerce (Alabama) |