| ECIA | Early Childhood Intervention Australia 
| Others |
| ECIA | East Central Intergovernmental Association
| Others |
| ECIA | Education Center International Academy
| Others |
| ECIA | Education Consolidation and Improvement Act of 1981
| Others |
| ECIA | Electronic Components Industry Association
| Others |
| ECIA | Engineering Construction Industry Association
| Others |
| ECIA | Essex County Improvement Authority
| Others |
| ECIA | European Centre for International Affairs
| Others |
| ECIA | European Council Of Information Associations
| Others |
| ECIA | European Council of Interior Architects
| Others |
| ECIA | Exploiting Corporate Information Assets
| Others |