EGCA
| Acronym | Definition |
|---|---|
| EGCA | European Green Capital Award |
| EGCA | European Group Cat Association |
| EGCA | Engineering & General Contractors Association (San Diego, CA) |
| EGCA | Emersons Green Community Association (UK) |
| EGCA | Estonian Grid Certification Authority |
| EGCA | Egretta Caerulea (little blue heron) |
| EGCA | Église Gnostique Catholique Apostolique (French: Gnostic Catholic Apostolic Church; various locations) |