| MICA | Mobile Industrial Caterers Association (Madison Heights, MI) | 移动工业餐饮协会（密歇根州麦迪逊高地） |
| MICA | Maternity and Infant Care Association | 母婴护理协会 |
| MICA | Metropolitan Inter-County Association | 大都会县际协会 |
| MICA | Military Intelligence Corps Association | 军事情报团协会 |
| MICA | Member of the International Compliance Association | 国际合规协会成员 |
| MICA | Matchbox International Collectors Association | 火柴盒国际收藏家协会 |
| MICA | Michigan Internet Cooperative Association | 密歇根州互联网合作协会 |
| MICA | Midwest Insulation Contractors Association | 中西部绝缘承包商协会 |
| MICA | Microage, Inc. | Microage公司。 |
| MICA | Mental Illness and Chemical Addiction | 精神疾病与化学成瘾 |
| MICA | Mentally Ill Chemical Abuser | 精神病化学滥用者 |
| MICA | Mackintosh International College Australia | 澳大利亚麦金托什国际学院 |
| MICA | Mentally Ill Child or Adult | 精神病儿童或成人 |
| MICA | Mentally Impaired Chemically Addicted | 精神障碍化学成瘾 |
| MICA | Multiservice IOS Channel Aggregation (Cisco) | 多服务IOS信道聚合（Cisco） |
| MICA | Merseyside Industry and Commerce Awards | 默西塞德郡工商奖 |
| MICA | Multiyear Interactive Computer Almanac (USNO) | 多年交互式计算机年鉴（USNO） |
| MICA | Mutual Insurance Company of Arizona | 亚利桑那州互助保险公司 |
| MICA | Multiple Image Conversion Application | 多图像转换应用程序 |
| MICA | Maryland Institute College of Art | 马里兰艺术学院 |
| MICA | Mid-Iowa Community Action | 爱荷华州中部社区行动 |
| MICA | Mentally Ill, Chemically Addicted | 精神病，化学成瘾 |
| MICA | Missouri Information for Community Assessment | 密苏里州社区评估信息 |
| MICA | Mudra Institute of Communications, Ahmedabad | 艾哈迈达巴德穆德拉通信学院 |
| MICA | Mental Illness and Chemical Abuse | 精神疾病和化学药物滥用 |
| MICA | Milestones in Computer Algebra (conference) | 计算机代数里程碑（会议） |
| MICA | Ministry of Industry, Commerce and Craft | 工业、商业和工艺部 |
| MICA | Medical Information Communications Application | 医疗信息通信应用 |
| MICA | Meat Importers Council of America, Inc. | 美国肉类进口商理事会。 |
| MICA | Macroinstruction Compiler | 宏指令编译器 |
| MICA | Modem ISDN Channel Aggregation | 调制解调器ISDN信道聚合 |
| MICA | Mobile Intensive Care Ambulance | 移动重症监护救护车 |
| MICA | Mudra Institute of Communications Ahmedabad | 艾哈迈达巴德穆德拉通信学院 |
| MICA | Management Information for Configuration and Allowance | 配置和津贴管理信息 |
| MICA | Mortgage Insurance Companies of America | 美国抵押保险公司 |
| MICA | Maryland Institute, College of Art | 马里兰艺术学院 |
| MICA | Marine Corps Intelligence Activity | 陆战队情报处 |
| MICA | Mid-Iowa Community Action, Inc (Marshalltown, IA) | 爱荷华州中部社区行动公司（IA马歇尔敦） |
| MICA | Missile d'Interception, de Combat et d'AutodÉfense (French: Dogfight/Self-Defence/Interception Missile) | Missile d'Interception, de Combat et d'AutodÉfense (French: Dogfight/Self-Defence/Interception Missile) |