| DNO | Det Norske Oljeselskap ASA (Norwegian Oil company) | Det Norske Oljeselskap ASA（挪威石油公司） |
| DNO | Department of Network Operations | 网络运营部 |
| DNO | Dad's Night Out | 爸爸的夜晚 |
| DNO | Does Not Operate | 不工作 |
| DNO | Do Not Open | 请勿打开 |
| DNO | Dilute Naphthalene Oil | 稀萘油 |
| DNO | Do Not Operate | 请勿操作 |
| DNO | Dead Nuts On | 固定螺母打开 |
| DNO | Donor Network Operator (mobile communications operator) | 捐赠网络运营商（移动通信运营商） |
| DNO | Danish Nurses' Organization | 丹麦的护理人员的组织 |
| DNO | Distribution Network Operator | 配电网运营商 |
| DNO | Directorate for Network Operations | 网络运营局 |
| DNO | Delocalized Natural Orbital | 离域自然轨道 |
| DNO | distribution networks office | 配电网办公室 |