| SMTA | Sewing Machine Traders Association | 新加坡缝纫机械商协会 |
| SMTA | Student Music Therapists' Association | 学生音乐治疗师协会 |
| SMTA | Surgical Manufacturers and Traders Association | 外科制造商和贸易商协会 |
| SMTA | Southern Minnesota Transportation Association | 明尼苏达州南部运输协会 |
| SMTA | St. Maarten Timeshare Association | 圣马丁分时度假协会 |
| SMTA | Surface Mount Technology Association | 表面安装技术协会 |
| SMTA | Scottish Motor Traders Association | 苏格兰汽车交易商协会 |
| SMTA | Southern Michigan Trappers Association | 密歇根州南部诱捕者协会 |
| SMTA | Southern Minnesota Tourism Association | 明尼苏达州南部旅游协会 |
| SMTA | Southern Maryland Tennis Association | 马里兰州南部网球协会 |
| SMTA | Scio Mutual Telephone Association | Scio互助电话协会 |
| SMTA | Sewing Machine Trade Association (UK) | 缝纫机贸易协会（英国） |
| SMTA | Standalone Multimedia Terminal Adapter | 独立多媒体终端适配器 |
| SMTA | Southwest Metro Transit Authority | 西南地铁管理局 |
| SMTA | Science/ Mathematics and Technology Academy | 科学、数学和技术学院 |
| SMTA | Super M-Ta (Farmall tractor) | 超级M-Ta（Farmall拖拉机） |
| SMTA | Stochastic Many-sorted Tree Automata | 随机多排序树自动机 |
| SMTA | Senior Medical Technical Assistant | 高级医疗技术助理 |
| SMTA | Subordinate Message Transfer Agent | 从属消息传输代理 |
| SMTA | Sekolah Menengah Tingkat Atas | 环境影响评估 |
| SMTA | Sherwood Mutual Telephone Association, Inc. | Sherwood Mutual Telephone Association公司。 |
| SMTA | Southern Maine Theatre Academy | 缅因州南部戏剧学院 |
| SMTA | Singers Musical Theatre Anthology | 歌手音乐剧选集 |
| SMTA | Standard Material Transfer Agreement | 标准材料转让协议 |
| SMTA | Society For Motivational Training & Action | 社会对激励及培训行动 |
| SMTA | SociÉtÉ Montbardoise de Transport et AffrÈtement | SociÉtÉ Montbardoise de Transport et AffrÈtement |
| SMTA | Sick Minds Think Alike (chat) | 病态思维（聊天） |