ECQ
| Acronym | Definition |
|---|---|
| ECQ | Electoral Commission Queensland (Australia) |
| ECQ | Executive Core Qualifications |
| ECQ | Energy City Qatar |
| ECQ | European Center for Quality Ltd. (est. 2001) |
| ECQ | Enterprise Cyberquery (Cyberscience Corporation) |
| ECQ | Ecliptiq Radio (gaming) |
| ECQ | Ecquaria Technologies |
| ECQ | Entropy-Constrained Quantization |
| ECQ | Evening Call to Quarters (military) |