| RFA | Royal Field Artillery | (英国)皇家野战炮兵 |
| RFA | Renewable Fuels Association | 可再生燃料协会 |
| RFA | Registered Financial Associate (International Association of Registered Financial Consultants) | 注册财务合伙人（国际注册财务顾问协会） |
| RFA | Romantic Fireside Association | 浪漫炉边协会 |
| RFA | Refrigerated Foods Association (Atlanta, Georgia) | 冷藏食品协会（佐治亚州亚特兰大） |
| RFA | Retired Firefighters Association | 退休消防员协会 |
| RFA | Request for Appointment | 预约申请 |
| RFA | Recurrent Fault Analysis | 重复故障分析 |
| RFA | Remote First Aid (UK training courses) | 远程急救（英国培训课程） |
| RFA | Request for Analysis | 分析请求 |
| RFA | RÉpublique FÉdÉrale Allemande (French: Federal Republic of Germany) | RÉpublique FÉdÉrale Allemande (French: Federal Republic of Germany) |
| RFA | Request For Assistance | 请求协助 |
| RFA | Right Femoral Artery | 右股动脉 |
| RFA | Right Forearm | 右前臂 |
| RFA | Rocky Flats Authorization (to ship) | Rocky Flats授权（装运） |
| RFA | Remote File Access | 远程文件访问 |
| RFA | Radio Frequency Ablation (medical) | 射频消融（医疗） |
| RFA | Request For Action | 行动请求 |
| RFA | Relieved From Assigned | 解除分配 |
| RFA | Radio Free Asia | 自由亚洲电台 |
| RFA | Request For Applications | 申请书 |
| RFA | Restrictive Fire Area | 限制性火灾区域 |
| RFA | Request for Authorization | 授权请求书 |
| RFA | Request For Acknowledgment | 请求确认 |
| RFA | Restricted Flight Area | 限制飞行区域 |
| RFA | Radio Frequency Ablation | 射频消融 |
| RFA | Request For Advice | 征求意见 |
| RFA | Recency Frequency And Amount | 最近频率和金额 |
| RFA | Royal Fleet Archiver | 皇家舰队档案馆 |
| RFA | Request For Adoption | 收养申请书 |
| RFA | Reason For Assessment | 评估原因 |
| RFA | Restricted Free Agent | 受限自由代理 |
| RFA | Robbery, Fraud, and Arson | 抢劫、欺诈和纵火 |
| RFA | Requirements For Accreditation | 认证要求 |
| RFA | Radio Fixed Access | 无线电固定接入 |
| RFA | Rubin Financial Advisors | 鲁宾财务顾问 |
| RFA | Regional Forest Agreement | 区域森林协议 |
| RFA | Recency Frequency Amount (retail segmentation tool) | 最近频率金额（零售细分工具） |
| RFA | Restricted Fire Area | 限制火灾区域 |
| RFA | Request For Approval | 请求批准 |
| RFA | Request Further Airways | 请求更多航空公司 |
| RFA | reverse fibrin autography | 反向纤维蛋白自显影 |
| RFA | RCRA (Resource Conservation and Recovery Act) Facility Assessment | RCRA（资源保护和恢复法案）设施评估 |
| RFA | right fronto-anterior | 右额前 |
| RFA | Remedial Facility Assessment | 补救设施评估 |
| RFA | Request For Architecture | 体系结构请求 |
| RFA | radiofibrin assay | 放射性纤维蛋白测定 |
| RFA | Renormalized Free Atom | 重整化自由原子 |
| RFA | reverse fluorescence acridine orange band | 反向荧光吖啶橙带 |
| RFA | Royal Fleet Auxiliary | 皇家舰队辅助队 |
| RFA | Request For Application | 申请书 |
| RFA | RainForest Alliance | 雨林联盟 |
| RFA | Religious Freedom Action | 宗教自由行动 |
| RFA | Rentable Floor Area | 可出租面积 |
| RFA | Resident Flash Array | 常驻闪存阵列 |
| RFA | Remote Function Actuation | 远程功能启动 |
| RFA | resonance frequency analysis | 共振频率分析 |
| RFA | Request for Admission | 入学申请书 |
| RFA | Reserve Forces Act | 《预备役部队法》 |
| RFA | Royal Fleet Auxiliary Service (UK Royal Navy) | 皇家舰队辅助服务（英国皇家海军） |
| RFA | Restricted Free Agent (professional sports) | 受限自由代理（职业体育） |
| RFA | Regulatory Flexibility Act of 1980 | 1980年《监管灵活性法案》 |
| RFA | Ready For Acceptance | 准备好验收 |
| RFA | Radio Frequency Authorization | 射频授权 |
| RFA | Recreational Fishing Alliance | 休闲钓鱼联盟 |
| RFA | Regional Funding Allowance | 区域资金补贴 |
| RFA | Request for Final Approval | 最终批准申请 |
| RFA | Request For Application(s) | 申请申请书 |
| RFA | Recoverable Financial Aid | 可收回的财政援助 |
| RFA | Request For Alteration | 变更请求书 |
| RFA | RepÚblica Federal Alemana (Spanish: Federal Republic of Germany) | RepÚblica Federal Alemana (Spanish: Federal Republic of Germany) |
| RFA | Reserved for Future Assignment | 保留供将来分配 |
| RFA | Request for Federal Assistance (form) | 联邦援助申请（表格） |
| RFA | Remote Feature Activation | 远程功能激活 |