| ULCC | Ultra-Large Crude Carrier | 超大型油轮 |
| ULCC | Ultra Large Crude Carrier (extremely big tanker) | 超大型原油运输船（超大型油轮） |
| ULCC | Union League Club of Chicago | 芝加哥联盟俱乐部 |
| ULCC | Uniform Law Conference of Canada | 加拿大统一法会议 |
| ULCC | Ultralarge Crude Carrier | 超大型原油运输船 |
| ULCC | University of London Church Choir | 伦敦大学教堂合唱团 |
| ULCC | University of London Computer Centre | 伦敦大学计算机中心 |
| ULCC | Ultra Low Cost Carrier (avation) | 超低成本运营商（化身） |