| PRN | Pseudo Random Noise | 伪随机噪声 |
| PRN | Polymer Recycling Network (UK) | 聚合物回收网络（英国） |
| PRN | Property Reference Number (various countries) | 财产参考编号（不同国家） |
| PRN | Partido Resistencia NicaragÜense (Nicaraguan Resistance Party) | Partido Resistencia NicaragÜense (Nicaraguan Resistance Party) |
| PRN | Pain Relief Network | 疼痛缓解网络 |
| PRN | Packaging Waste Recovery Note (UK) | 包装废物回收说明（英国） |
| PRN | Printer | 打印机 |
| PRN | Premium Rate Number(s) | 保险费率编号 |
| PRN | Practice Research Network | 实践研究网络 |
| PRN | Pro Re Nata (Latin: for the existing occasion; as matters are; as needed) | Pro Re Nata（拉丁语：用于现有场合；视情况而定；视需要而定） |
| PRN | Pseudo Random Number | 伪随机数 |
| PRN | Pseudo-Random Noise | 伪随机噪声 |
| PRN | Performance Racing Network | 性能赛车网络 |
| PRN | Practicing Registered Nurse | 执业注册护士 |
| PRN | Premiere Radio Networks | Premiere无线网络 |
| PRN | Packet Radio Network | 分组无线网 |
| PRN | Patient Reader Necessary (medication advice) | 必要的患者阅读器（用药建议） |
| PRN | Policy Renewal Notice (insurance) | 保单续期通知（保险） |
| PRN | Pinpoint Road Network | Pinpoint公路网 |
| PRN | Provide Roaming Number | 提供漫游号码 |
| PRN | Pro Re Nata ( Whenever Necessary) | Pro Re Nata（必要时） |
| PRN | Packaging Recycling Notes | 包装回收说明 |
| PRN | Packaging Recovery Notes | 包装回收说明 |
| PRN | Text file (Lotus 1-2-3 - Symphony) | 文本文件（Lotus 1-2-3-Symphony） |
| PRN | Puerto Rican Cement, Inc. | 波多黎各水泥公司。 |
| PRN | Page Reference Number | 页面参考编号 |
| PRN | Usually printer output file | 通常是打印机输出文件 |
| PRN | Puerto Rican Nationalist | 波多黎各民族主义者 |
| PRN | Pristina, Yugoslavia | 南斯拉夫普里什蒂纳 |
| PRN | postal routed network | 邮政路由网络 |
| PRN | Practice Reporting Network | 实践报告网络 |
| PRN | Permanent Registration Number | 永久注册号 |
| PRN | Professional Research Network | 专业研究网络 |
| PRN | Procurement Reallocation Notice | 采购再分配通知 |
| PRN | Program Record/Reference Number | 程序记录/参考号码 |
| PRN | Promoting Resiliency in Newborns | 促进新生儿恢复力 |
| PRN | Pagan Radio Network | 帕甘广播网 |
| PRN | Pesticide Registration Notice (EPA) | 农药注册公告（EPA） |
| PRN | Pearson Education Canada (publisher) | 加拿大培生教育（出版商） |
| PRN | Printer driver (Signature) | 打印机驱动程序（签名） |
| PRN | Parts Return Notice | 零件退回通知 |
| PRN | Pro Re Nata (as Required, As Needed) | Pro Re Nata（根据需要） |
| PRN | paramedian reticular nucleus | 正中旁网状核 |
| PRN | Problem Report Number | 问题报告编号 |
| PRN | polyradiculoneuritis | 多神经根神经炎 |
| PRN | polyradiculoneuropathy | 多神经根神经病 |
| PRN | Plan de ReorganizaciÓn Nacional | Plan de ReorganizaciÓn Nacional |
| PRN | post-rotatory nystagmus | 旋转后眼球震颤 |
| PRN | Premier Retail Networks | 卓越零售网络 |
| PRN | Prince Rogers Nelson | 王子 |
| PRN | Pill Right Now | 立即服用避孕药 |