| HTTL | HK Team Technologies Limited | 香港团队科技有限公司 |
| HTTL | Head To Toe Leather | 从头到脚的皮革 |
| HTTL | Hardware Trade Technology Limited | 五金贸易科技有限公司 |
| HTTL | High-speed Transistor-Transistor Logic | 高速晶体管晶体管逻辑 |
| HTTL | High Throughput Transfer & Loading | 高通量转移和加载 |
| HTTL | Hydraulic Torpedo Tube Launcher | 液压鱼雷管发射器 |
| HTTL | Hospitality, Tourism, Leisure and Travel (UK) | 酒店、旅游、休闲和旅游（英国） |
| HTTL | Hereford Table Tennis League (UK) | 赫里福德乒乓球联赛（英国） |