| Acronym | Definition |
|---|
| DTCU➣Duluth Teachers Credit Union (Duluth, MN) |
| DTCU➣Dallas Teachers Credit Union (Texas) |
| DTCU➣Debug Tool Coverage Utility (software component; IBM Corp.) |
| DTCU➣Dormaa Teachers Cooperative Credit Union (Ghana) |
| DTCU➣Digital Thermal Control Unit |