| PLCA | Power Line Communications Association | 电力线通信协会 |
| PLCA | Pennsylvania Labor Communications Association | 宾夕法尼亚州劳工通讯协会 |
| PLCA | Point Lonsdale Civic Association (Victoria, Australia) | Point Lonsdale公民协会（澳大利亚维多利亚州） |
| PLCA | Premier League Clubs Association (Jamaica) | 英超俱乐部协会（牙买加） |
| PLCA | Paradise Lakes Condominium Association (Land O' Lakes, Florida) | 天堂湖公寓协会(土地的湖泊,佛罗里达) |
| PLCA | Pipe Line Contractors Association | 管道承包商协会 |
| PLCA | Paudash Lake Conservation Association (Canada) | Paudash湖保护协会（加拿大） |
| PLCA | Pennsylvania Legislative Correspondents Association | 宾夕法尼亚州立法通讯员协会 |
| PLCA | Professional Lawn Care Association of America (also seen as PLCAA) | 美国专业草坪护理协会（也称为PLCAA） |
| PLCA | Pureland Learning College Association (Taiwan, China) | 净土学习学院协会（中国台湾） |
| PLCA | Pelican Landing Community Association, Inc. (Bonita Springs, Florida) | Pelican Landing社区协会有限公司（佛罗里达州博尼塔斯普林斯） |
| PLCA | Pipe Line Contractors Association (Dallas, Texas) | 管道承包商协会（德克萨斯州达拉斯） |
| PLCA | Pennsylvania Lawn Care Association | 宾夕法尼亚州草坪护理协会 |
| PLCA | Proctor Lake Community Association | 普氏湖社区协会 |
| PLCA | Puslinch Lake Conservation Association (Ontario, Canada) | 普斯林奇湖保护协会（加拿大安大略省） |
| PLCA | Permanent Landscape Calculation Area | 永久景观计算面积 |
| PLCA | Pipeline Connection Assembly | 管道连接组件 |
| PLCA | Pay, Leave and Compensatory Allowances | 工资、休假和补偿津贴 |
| PLCA | primary liver cancer | 原发性肝癌 |
| PLCA | Prototype License and Confidentiality Agreement (Apple) | 原型许可和保密协议（苹果） |
| PLCA | Primary Localized Cutaneous Amyloidosis | 原发性局限性皮肤淀粉样变性 |
| PLCA | Process Life Cycle Assessment | 工艺生命周期评估 |
| PLCA | Photographic Left Circular Analyzer | 摄影左圆形分析仪 |
| PLCA | Product Life-Cycle Analysis | 产品生命周期分析 |
| PLCA | Private Line Connecting Arrangement | 专用线路连接布置 |
| PLCA | Parents' Local Community Alliance (UK) | 父母的当地社区联盟(英国) |
| PLCA | Programmable Logic Cell Array | 可编程逻辑单元阵列 |
| PLCA | patient-level cost allocation | 患者级成本分配 |
| PLCA | Protection of Lawful Commerce in Arms (act) | 保护合法武器贸易（法案） |
| PLCA | Public Limited Companies Act | 《公共有限公司法》 |
| PLCA | Power Line Communication Analyzer | 电力线通信分析仪 |
| PLCA | Parks and Land Certainty Act (Canada) | 《公园和土地确定性法案》（加拿大） |
| PLCA | Pleioblastus Chino Angustifolius | Chino Angustifolius斑球藻 |
| PLCA | Programme-Level Conflict Assessment (UK) | 项目级冲突评估（英国） |
| PLCA | Panasonic Logistics Company of America | 美国松下物流公司 |
| PLCA | Primary Lateral Chromatic Aberration | 初级横向色差 |
| PLCA | Pekin Lake Conservation Area | 北京湖保护区 |
| PLCA | Product Life Cycle Assessment | 产品生命周期评估 |
| PLCA | Public Libraries Concerted Action | 公共图书馆联合行动 |
| PLCA | Pastel Little Country Ashley | Pastel小乡村Ashley |
| PLCA | Port Lavaca Calhoun | 拉瓦卡·卡尔霍恩港 |
| PLCA | primary localised cutaneous amyloidosis | 原发性局限性皮肤淀粉样变 |
| PLCA | Program for Linguistic Content Analysis | 语言内容分析程序 |
| PLCA | Plant Cactus | 植物仙人掌 |
| PLCA | Parallel Line Communication Adapter | 并行线通信适配器 |
| PLCA | Practice Learning Change Agents | 实践学习变革代理 |
| PLCA | Patient-Level Cost Accounting | 患者级成本核算 |
| PLCA | Pine Lake Cultural Affairs (Pine Lake, GA) | 松湖文化事务（佐治亚州松湖） |
| PLCA | Plan, Learn, Check, Act | 计划、学习、检查、行动 |
| PLCA | Preparatory Launch Command Alpha | 准备发射命令Alpha |
| PLCA | Progressive Learning Christian Academy (Chicago, IL) | 进步学习基督教学院（伊利诺伊州芝加哥） |
| PLCA | Prior Learning and Competence Assessment (SCUBA diving) | 之前的学习和能力评估（SCUBA潜水） |
| PLCA | primed lymphocyte cytotoxicity assay | 启动淋巴细胞细胞毒性试验 |
| PLCA | Professional Learning Community Assessment | 专业学习社区评估 |
| PLCA | Purchase Ledger Control Account | 采购分类帐控制帐户 |
| PLCA | Probit Latent Class Analysis | Probit潜在类分析 |
| PLCA | Privacy Law Consulting Australia | 隐私法律咨询澳大利亚 |
| PLCA | Paul Cox Architects | 保罗·考克斯建筑师事务所 |
| PLCA | Phobjikha Landscape Conservation Area (Bhutan) | Phobjikha景观保护区（不丹） |
| PLCA | Plagiothecium Cavifolium | 马钱草 |
| PLCA | Prior Lake Center for the Arts (Prior Lake, MN) | 普莱尔湖艺术中心（明尼苏达州普莱尔湖） |