| Acronym | Definition |
|---|
| ECUA➣Ecuador |
| ECUA➣Emerald Coast Utilities Authority (Florida) |
| ECUA➣European Conference on Underwater Acoustics |
| ECUA➣Essential Car User Allowance (UK) |
| ECUA➣Escambia County Utility Authority |
| ECUA➣Evangel Christian University of America |