| WSSO | Waste Storage and Shipping Operations | 废物储存和运输操作 |
| WSSO | West Shore Symphony Orchestra | 西岸交响乐团 |
| WSSO | Weapon System Support Officer | 武器系统支援军官 |
| WSSO | Wing Special Services Officer (US AFROTC) | 联队特别服务官（美国空军陆战队司令部） |
| WSSO | Web Self Service Option | Web自助服务选项 |
| WSSO | Web Single Sign On | Web单一登录 |
| WSSO | Western Software Support Office (US Army) | 西部软件支持办公室（美国陆军） |
| WSSO | Washington State Specific Objective | 华盛顿州具体目标 |
| WSSO | Women's Studies Student Organization | 女性研究的学生组织 |
| WSSO | Washington State Special Olympics | 华盛顿州特殊奥运会 |
| WSSO | Women Studies Student Organization (University of Georgia) | 妇女研究学生组织（格鲁吉亚大学） |
| WSSO | Washington School Safety Organization | 华盛顿学校安全组织 |
| WSSO | Women's Studies Student Organization (University of Alabama) | 女性研究的学生组织(阿拉巴马大学) |
| WSSO | World Scout Security Organisation | 世界童军安全组织 |
| WSSO | West Suburban Symphony Orchestra | 西郊交响乐团 |
| WSSO | AM-1230, Starkville, Mississippi | AM-1230，密西西比州斯塔克维尔 |
| WSSO | Winston-Salem Symphony Orchestra | 温斯顿·塞勒姆交响乐团 |
| WSSO | West of Scotland School Orchestra | 苏格兰西部学校管弦乐团 |
| WSSO | Washington State Specific Objectives for First Respoonder Reciprocal Certification | 华盛顿州第一响应者相互认证的具体目标 |