| Abbreviation | Definition |
|---|---|
| ECP | Electoral College of Pakistan |
| ECPB | Emmanuel College Programming Board |
| ECPD | Emerson College Police Department |
| ECPF | Elizabethtown College Peace Fellowship |
| ECPI | Electronic College Of Process Innovation |
| ECPS | Emerson College Polling Society |
| ECPT | Eminent College of Pharmaceutical Technology |
| ECSA | Edinburgh College Student Association |
| ECSA | Edinburgh College Students' Association |
| ECSC | Eastern Colleges Science Conference |
| ECSS | Early College STEM Schools |
| ECSS | European College of Sport Science |
| ECSU | Emmanuel College Students' Union |
| ECTC | Elizabethtown Community and Technical College |
| ECTC | Emerald Coast Technical College |
| ECTS | European College for Tourism Studies |
| ECVPH | European College for Veterinary Public Health |
| ECVPT | European College for Veterinary Pharmacology and Toxicology |
| ECVPT | European College of Veterinary Pharmacology Toxicology |
| ECXC | Elizabethtown College Cross Country (athletics; Pennsylvania) |