DTAG
| Acronym | Definition |
|---|---|
| DTAG | Deutsche Telekom AG |
| DTAG | Dollar Thrifty Automotive Group, Inc. |
| DTAG | Destination Tag (Sprint) |
| DTAG | Defense Trade Advisory Group |
| DTAG | Dietrich Treuhand AG (German: Dietrich Trust AG; Switzerland) |
| DTAG | Development Training Advisory Group (UK) |
| DTAG | Design e Tecnologia das Artes Gráficas (Design and Graphic Art's Technology, Portugal) |
| DTAG | Dental Technology Action Group (New Zealand) |
| DTAG | Dutch Tactical Assault Group |