| CLF | Clear-Forward signal | 前向拆线信号 |
| CLF | Centralized Logistics Facility (NASA) | 集中后勤设施（NASA） |
| CLF | Carrier Lock Flag | 载波锁定标志 |
| CLF | Coordination Language Facility | 协调语言设施 |
| CLF | CINCLANTFLT | 金雀花 |
| CLF | Current-Limiting Fuse | 限流保险丝 |
| CLF | Chain Link Fencing | 链式围栏 |
| CLF | Civilian Labor Force | 文职劳动力 |
| CLF | Cliff (street type) | 悬崖（街道类型） |
| CLF | Core Laboratory Facility | 核心实验室设施 |
| CLF | Control and Limit File | 控制和限制文件 |
| CLF | Current Literature File | 当前文献文件 |
| CLF | Canadian Liver Foundation | 加拿大肝脏基金会 |
| CLF | Certified Leadership Fellow | 认证领导力研究员 |
| CLF | Customer Line Failure | 客户线故障 |
| CLF | Cooling Load Factor | 冷负荷系数 |
| CLF | Commercial Launch Facility | 商业发射设施 |
| CLF | Commander in Chief Atlantic Fleet | 大西洋舰队总司令 |
| CLF | Conservation Law Foundation (Boston, MA) | 保护法基金会（马萨诸塞州波士顿） |
| CLF | Common Look and Feel | 常见外观和感觉 |
| CLF | Chartered Leadership Fellow (financial services) | 特许领导力研究员（金融服务） |
| CLF | crystal ligand field | 晶体配体场 |
| CLF | cardiolipin fluorescence(antibody) | 心磷脂荧光（抗体） |
| CLF | Community Living Facility | 社区生活设施 |
| CLF | Casa Loma Fault (California quake fault) | Casa Loma断层（加利福尼亚地震断层） |
| CLF | Common LISP Framework | 通用LISP框架 |
| CLF | ColÉgio Luso-FrancÊs (Luso-French College, Oporto, Portugal) | ColÉgio Luso-FrancÊs (Luso-French College, Oporto, Portugal) |
| CLF | Cell Library Format | 单元格库格式 |
| CLF | Commander, Landing Force | 登陆部队指挥官 |
| CLF | Celebrating Life Foundation | 庆祝生命基金会 |
| CLF | Central Liquidity Facility | 中央流动性贷款 |
| CLF | Christian Literature Fund | 基督教文学基金 |
| CLF | Cheatlist Forums | 骗子论坛 |
| CLF | Cortinian Liberation Front | 科尔蒂安解放阵线 |
| CLF | Christian Libertarian Fellowship | 基督教自由主义联谊会 |
| CLF | Cleveland Cliffs, Inc. | 克利夫兰克利夫斯公司。 |
| CLF | Contractor Logistics Facility | 承包商物流设施 |
| CLF | Common Log Format | 通用日志格式 |
| CLF | Clear Flags | 清除标记 |
| CLF | Cholesterol-Lowering Factor | 胆固醇降低因子 |
| CLF | Children's Leukemia Foundation | 儿童白血病的基础 |
| CLF | Coalition for A Livable Future | 宜居未来联盟 |
| CLF | Combat Logistics Force | 战斗后勤部队 |
| CLF | cantilever lifting frame (US DoD) | 悬臂提升架（美国国防部） |
| CLF | Canadians for Language Fairness (Ottawa, ON, Canada) | 加拿大人促进语言公平（加拿大安大略省渥太华） |
| CLF | Creative Leather Furniture ( Phoenix, AZ) | 创意皮革家具（亚利桑那州凤凰城） |