| Rank | Abbreviation | Meaning |
|---|
| ***** | GECA | Government Employees Compensation Act
| |
| **** | GECA | Grand Ensemble de Cuivres d'Alsace
| |
| *** | GECA | Gilroy Early College Academy
| |
| *** | GECA | Group of Experts for Chemical Agents
| |
| *** | GECA | Greater Elkridge Community Association, Inc.
| |
| *** | GECA | Graduate Education Center, Arlington
| |
| *** | GECA | Georgia Electronic Commerce Association
| |
| ** | GECA | General Employment Conditions Award
| |
| ** | GECA | Geranium carolinianum
| |
| ** | GECA | General Electric Capital Assurance
| |
| * | GECA | Groupe Européen de Chimiothérapie Anticancéreuse
| |
| * | GECA | Greater Escambia Council for the Arts
| |
| * | GECA | Greater Elkridge Community Association
| |
| * | GECA | Giovani E Cuore Aritmico
| |
| * | GECA | Grupo Ecologista Cangues Azor
| |
| * | GECA | Gladstone Entertainment Centre Association
| |
| * | GECA | Global Economic Consulting Associates
| |
| * | GECA | Gojal Educational and Cultural Association
| |
| * | GECA | Generic Embodied Conversational Agent
| |
| * | GECA | Good Environment Choice Australia
| |
| * | GECA | Grup Excursionista Cultural i Alpinista
| |
| * | GECA | Government Engineering College Aurangabad
| |
| * | GECA | Good Environmental Choice - Australia
| |
| * | GECA | Girlington Elderly Community Association
| |
| * | GECA | Good Environmental Choice Award
| |