| Abbreviation | Definition |
|---|---|
| CMBA | Cedar Mill Business Association |
| CMBA | Central Maryland Beekeepers Association |
| CMBA | Classic Movie Blog Association |
| CMBA | Cleveland Metropolitan Bar Association |
| CMBA | Connecticut Mortgage Bankers Association |
| CMCA | Charleston Motor Carriers Association |
| CMCA | Colorado Motor Carriers Association |
| CMCA | Correctional Ministries and Chaplains Association |
| CMDA | California Motorcycle Dealers Association |
| CMDA | Central Missouri Dart Association |
| CMDA | Chinese Medical Doctor Association |
| CMDA | Christian Medical Dental Associations |
| CMDA | Chrysler Minority Dealers Association |
| CMDA | Colorado Medical Directors Association |
| CMDA | Columbia Midlands Dietetic Association |
| CMFA | Chelmsford Model Flying Association |
| CMFA | Cleobury Mortimer Footpath Association |
| CMFA | Coquitlam Minor Football Association |
| CMFA | Costa Mesa Firefighter Association |
| CMGA | Canterbury Mounted Games Association |