| DA | Directorate for Administration (DIA) 
| Others |
| DA | Directors Assistant
| Others |
| DA | Directory Agent
| Others |
| DA | Disability Assistance
| Others |
| DA | Disabled and Alone
| Others |
| DA | Discerning Audience
| Others |
| DA | Disciplines Associated
| Others |
| DA | Discriminant Analysis
| Others |
| DA | Discussion Application
| Others |
| DA | Disgustingly Awful
| Others |
| DA | Disingenuous Always
| Others |
| DA | Dispersal Area
| Others |
| DA | Displaced Abomasum
| Others |
| DA | Disproportionate Assets
| Others |
| DA | Dissecting Aneurysm
| Others |
| DA | Dissemination Area
| Others |
| DA | Distal Aorta
| Others |
| DA | Distance and Accuracy
| Others |
| DA | Distorted Ad
| Others |
| DA | Distributable Amount
| Others |
| DA | Distributed Amplifier
| Others |
| DA | Distribution Amplifier
| Others |
| DA | Distribution Area
| Others |
| DA | Distribution Assembly
| Others |
| DA | Distribution Automation
| Others |
| DA | District Attorney
| Others |
| DA | District Attourney
| Others |
| DA | District Audit
| Others |
| DA | Ditzy Armadillo
| Others |
| DA | Division of Accounting
| Others |
| DA | Divorce Annulment
| Others |
| DA | Dj Asher
| Others |
| DA | Doctors Assistant
| Others |
| DA | Documents against
| Others |
| DA | Domain Adaptation
| Others |
| DA | Domain Authority
| Others |
| DA | Dominant Arm
| Others |
| DA | Dominating Alliance
| Others |
| DA | Domination Alliance
| Others |
| DA | Dominion Atlantic Railway (Canadian Pacific Railway)
| Others |
| DA | Don Albert
| Others |
| DA | Don't Ask
| Others |
| DA | Donn Alan
| Others |
| DA | Dont Ask
| Others |
| DA | Dopamine
| Others |
| DA | Dorsal Aorta
| Others |
| DA | Dos Apps
| Others |
| DA | Double Action
| Others |
| DA | Double Agent
| Others |
| DA | Double Amplitude
| Others |