| East Arkansas Community College | Academic & Science |
| Eastern Area Coordination Center | Academic & Science |
| European American Chamber of Commerce | Academic & Science |
| Economics of Adaptation to Climate Change | Academic & Science |
| Employee Assistance Certification Commission | Business |
| Engineering Academic Career Club | Business |
| Energy Accounting and Control Centre | Business |
| Elkhart Area Career Center | Business |
| East Anaheim Christian Church | Community |
| Easton Area Corvette Club | Community |
| Empire Area Community Center | Community |
| Economic Authoritarian Courtinant Committee | Community |
| Education Association of Charles County | Community |
| Euclid Avenue Congregational Church | Community |
| East Aurora Country Club | Community |
| Easton Area Community Center | Community |
| Electric Accessories | General |
| Enhanced Adaptive Cruise Control | General |
| East Ayrshire Car Club | General |
| Edmonton Antique Car Club | General |
| East Asia Coded Character | General |
| Economic Assistance Coordinating Council | Governmental |
| Ethics and Anti Corruption Commission | Governmental |
| Employee Assistance and Counseling Center | Governmental |
| European Assisted Conception Consortium | Regional |
| East Africa Common Cooperation | Regional |
| East African Coast Current | Regional |
| European Airlift Coordination Cell | Regional |
| East Anglian Cycling Club | Sports |
| East Alabama Cycling Club | Sports |
| Edinburgh Academical Cricket Club | Sports |
