| Acronym | Definition |
|---|
| DCCU➣DuPont Community Credit Union |
| DCCU➣Delta Community Credit Union (formerly Delta Employees Credit Union) |
| DCCU➣Direct Current Charging Unit (British Army) |
| DCCU➣Dell Client Configuration Utility |
| DCCU➣Data Communications Control Unit |
| DCCU➣Display Computer Control Unit (NASA) |
| DCCU➣Deere Community Credit Union |
| DCCU➣Drug Control and Coordination Unit |
| DCCU➣Digital Command and Control Unit (NASA) |
| DCCU➣Digital Communications and Control Unit (NASA) |
| DCCU➣District of Canterbury Credit Union Ltd. (Kent, UK) |