| Abbreviation | Definition |
|---|---|
| ECBA | East Cambridge Business Association |
| ECBA | East Cobb Business Association |
| ECBA | Eastern Coast Breweriana Association |
| ECBA | Eastern Connecticut Beekeepers Association |
| ECBA | Erie County Bar Association |
| ECBA | Essex County Bar Association |
| ECCA | East Coast Car Association |
| ECCA | English Community Care Association |
| ECEA | Early Childhood Education Association |
| ECEA | East Cleveland Education Association |
| ECEA | East Coast Enduro Association |
| ECEA | Essex County Education Association |
| ECEA | Ethiopian Coffee Exporters Association |
| ECHA | Essex County Highway Association |
| ECLA | European Company Lawyers Association |
| ECMA | Egyptian Capital Market Association |
| ECMA | Electrification and Controls Manufacturers Association |
| ECMA | Electronic Collar Manufacturers Association |
| ECMA | European Computer Manufacturer Association |
| ECMRA | European Chemical Market Research Association (now European Chemical Marketing and Strategy Associat |