EPO
- Children Act 1989
- EPO (publisher)
- Education and public outreach
- Electrolytic plasma oxidation
- Emergency Powers Act 1939
- Emergency power off
- Eosinophil peroxidase
- Epo (musician)
- Erythropoietin
- Esperanto
- European Patent Office
- European Payment Order
- Evansville Philharmonic Orchestra
- Evening primrose oil
- Exclusive provider organization