| CELP | Code Excited Linear Prediction | 码激线性预测 |
| CELP | COMSOC Experts Lecturer Program (IEEE Communications Society) | COMSOC专家讲师计划（IEEE通信协会） |
| CELP | Center For Environmental Law Policy | 环境法律政策中心 |
| CELP | Center for Environmental Law and Policy | 环境法律与政策中心 |
| CELP | Cellular Products, Inc. | Cellular Products公司。 |
| CELP | Centre For Education Law And Policy | 教育法律和政策中心 |
| CELP | Code Excited Linear Projection | 码激励线性投影 |
| CELP | Catalina Environmental Leadership Program | Catalina环境领导力计划 |
| CELP | Cache-Enhanced Low-Profile (socket) | 缓存增强型薄型（套接字） |
| CELP | Civilian Employment Level Program | 平民就业水平计划 |