| CASL | California Association of Student Leaders | 加州学生领袖协会 |
| CASL | Canadian Association For School Libraries | 加拿大学校图书馆协会 |
| CASL | Christian Association Of Student Leaders | 基督教学生领袖协会 |
| CASL | Colorado Association Of School Libraries | 科罗拉多州学校图书馆协会 |
| CASL | Capital Area Soccer League (Raleigh, NC) | 首都地区足球联赛（北卡罗来纳州罗利） |
| CASL | Chartered Advisor for Senior Living | 高级生活特许顾问 |
| CASL | Chattanooga Area Swim League | 查塔努加地区游泳联盟 |
| CASL | Crosstalk Application Scripting Language | 道间串扰应用书写语言 |
| CASL | Compact Application Solution Language | 精简应用程序解决方案语言 |
| CASL | Castle Dental Centers, Inc. | Castle牙科中心有限公司。 |
| CASL | Compact Application Solution Language (Feras Information Technologies) | 紧凑型应用程序解决方案语言（Feras信息技术） |