Organizations
- Maharashtra Chess Association
- Malaysian Chinese Association
- Maritime and Coastguard Agency, an agency of the United Kingdom Government
- Mechanical Contractors Association
- Medicines Control Agency, which joined with the Medical Devices Agency to become the Medicines and Healthcare products Regulatory Agency
- Metal Construction Association
- Millennium Challenge Account, a U.S. program for aid to developing countries
- MultiCultural Aotearoa, a New Zealand political action group
- Mumbai Cricket Association, ruling body for cricket in Mumbai
- Morrison Academy, a Christian international school in Taichung, Taiwan
- The Multicore Association, an industry association regrouping companies and universities interested in multicore computing research.
Read more about this topic: MCA