| TREA | The Retired Enlisted Association | 退休登记协会 |
| TREA | Texas Rural Education Association | 德克萨斯州农村教育协会 |
| TREA | Thames Region Ecological Association | 泰晤士河地区生态协会 |
| TREA | The Real Estate Associates | 房地产协会 |
| TREA | Technical Report on Environmental Aspects | 环境方面的技术报告 |
| TREA | Tax Relief Extension Act of 1999 | 1999年税收减免延期法案 |
| TREA | thoroughness,reliability,efficiency,analytic | 彻底性、可靠性、效率、分析性 |