| DMCA | Dutch Mariah Carey Association | 荷兰玛丽亚·凯莉协会 |
| DMCA | Digital Media Center for the Arts | 艺术数字媒体中心 |
| DMCA | Dairy Mart Convenience Stores Class A (former symbol, now DMCSQ) | 乳制品超市便利店A级（前标志，现DMCSQ） |
| DMCA | Draft Model Communications Security Act | 通信安全示范法案草案 |
| DMCA | Dictatorial Measures Constitutional Amendment | 独裁措施宪法修正案 |
| DMCA | Digital Millenium Copyright Act | 数字千年版权法案 |
| DMCA | Dennis McCroskey & Associates (structural engineers firm) | 丹尼斯McCroskey及同事(结构工程师公司) |
| DMCA | Digital Millennium Copyright Act of 1998 (US) | 1998年《数字千年版权法》（美国） |
| DMCA | Desperately Misused Consumer Alienator | 极度滥用的消费者外星人 |