| Acronym | Definition |
|---|
| GCCU➣Greater Cincinnati Credit Union (Ohio) |
| GCCU➣Goderich Community Credit Union (Canada) |
| GCCU➣General Council Credit Union (Missouri) |
| GCCU➣Guidance and Control Coding Unit |
| GCCU➣Gas Cylinder Control Unit |
| GCCU➣Golden Circle Credit Union Inc. (Alliance, OH) |