| PCOM | Pennsylvania Coalition Of Motorcyclists | 宾夕法尼亚州摩托车手联盟 |
| PCOM | Pointe Communications Corporation | Pointe通信公司 |
| PCOM | Pacific College of Oriental Medicine | 太平洋东方医学院 |
| PCOM | Philadelphia College of Osteopathic Medicine | 医学院 |
| PCOM | Phase Contrast Optical Microscope | 相位对比光学显微镜 |
| PCOM | Progressive Christian Outreach Ministries, Inc. (Decatur, Alabama) | 进步基督教外联部有限公司（阿拉巴马州迪凯特） |