| RLA | Russian Library Association | 俄罗斯图书馆协会 |
| RLA | Reverse Logistics Association | 逆向物流协会 |
| RLA | Residential Leadership Association | 住宅领导协会 |
| RLA | Residential Landlords Association (UK) | 住宅地主协会（英国） |
| RLA | Reference Librarians Association | 参考图书馆员协会 |
| RLA | Register Load Address | 寄存器加载地址 |
| RLA | Resident Landscape Architect | 驻地景观建筑师 |
| RLA | Reverse Link Analysis | 反向链路分析 |
| RLA | Radio Link Adaptation | 无线电链路自适应 |
| RLA | Railway Labor Act of 1926 (US) | 1926年《铁路劳动法》（美国） |
| RLA | Railway Labor Act | 《铁路劳动法》 |
| RLA | Rotary Launch Assembly | 旋转发射组件 |
| RLA | Run Load Ampere(s) | 运行负载安培数 |
| RLA | Reaction-Limited Aggregation | 反应受限聚集 |
| RLA | Red Light Area | 红灯区 |
| RLA | Research Laboratory Assistant | 研究实验室助理 |
| RLA | Rated Load Amps (electrical engineering) | 额定负载安培（电气工程） |
| RLA | Router Link Advertisement | 路由器链接播发 |
| RLA | Real Life Application | 实际应用程序 |
| RLA | Run Like An Antelope (Phish song) | 像羚羊一样奔跑（Phish歌曲） |
| RLA | Registered Landscape Architect | 注册景观建筑师 |
| RLA | Robert Luttman & Associates | 罗伯特Luttman和同事 |
| RLA | Round Lake Area | 环湖地区 |
| RLA | Research Laboratories of Archaeology, UNC- Chapel Hill | UNC教堂山考古研究实验室 |
| RLA | Reduce, Load, Action | 减少、加载、动作 |
| RLA | Relative Littoral Area | 相对滨海面积 |
| RLA | Reflection Learning Associates | 反思学习助理 |
| RLA | Rated Load Amps | 额定负载安培 |
| RLA | Received Level Average | 接收水平平均值 |
| RLA | Real Life Adventures | 真实生活冒险 |
| RLA | Regional Learning Alliance | 区域学习联盟 |
| RLA | Really Large Arms | 非常大的手臂 |
| RLA | Red Lored Amazon (bird species; Amazona autumnalis) | 红毛亚马逊（鸟类；秋亚马逊） |
| RLA | Recreation Liability Act (Nebraska, USA) | 娱乐责任法案（美国内布拉斯加州） |
| RLA | Resident Life Advisor | 常驻生活顾问 |
| RLA | Repair-Level Analysis | 维修级别分析 |
| RLA | Redevelopment Land Agency | 重建土地局 |
| RLA | Regional Learning Alliance (Cranberry Township, PA) | 区域学习联盟（宾夕法尼亚州克兰贝里镇） |
| RLA | Remote Level Access (AS400 iSeries way of accessing connections) | 远程访问（AS400 iSeries访问连接的方式） |
| RLA | react to light and accommodation | 对光线和调节做出反应 |
| RLA | radiographic lung area | 放射线肺面积 |
| RLA | Running Line Amperes | 运行线路安培数 |
| RLA | Residual Life Assessment | 剩余寿命评估 |
| RLA | Responsible Local Agency | 当地负责机构 |
| RLA | Ranchos Los Amigos (score measuring the levels of a coma) | Ranchos Los Amigos（昏迷程度评分） |
| RLA | Remote LAN Access | 远程LAN访问 |
| RLA | Residential Lease Agreement | 住宅租赁协议 |
| RLA | Cady Aerial Airport, Deer Grove, Illinois/ Rolla, Missouri USA | Cady空中机场、鹿格罗夫购物中心,伊利诺斯州/ Rolla美国密苏里州 |
| RLA | Register Linear Address | 寄存器线性地址 |
| RLA | Residential Life Assistant | 住宅生活助理 |