| IWCS | Integrated Wideband Communication System | 综合宽带通信系统 |
| IWCS | International Wire & Cable Symposium | 电线、电缆国际研讨会 |
| IWCS | International Workshop on Computational Semiotics | 计算符号学国际研讨会 |
| IWCS | Integrated Weapon Control System | 综合武器控制系统 |
| IWCS | Innovative Waste Consulting Services, LLC (Gainesville, FL) | Innovative Waste Consulting Services，LLC（佛罗里达州盖恩斯维尔） |
| IWCS | Integrated Wideband Communications System | 综合宽带通信系统 |
| IWCS | International Wood Collector's Society | 国际木材收藏者的社会 |
| IWCS | Integrated Tactical Communications System | 综合战术通信系统 |
| IWCS | International Workshop on Computational Semantics | 计算语义学国际研讨会 |