| LSTA | Loan Syndications and Trading Association | 贷款辛迪加和贸易协会 |
| LSTA | Library Services and Technology Act (US) | 《图书馆服务与技术法案》（美国） |
| LSTA | Layered Space-Time Architecture | 分层时空架构 |
| LSTA | Line Signalling Terminal Allocation | 线路信号终端分配 |
| LSTA | Library Services and Technology Act | 图书馆服务和技术法案 |