OEG is the abbreviation for:
- Victims Compensation Act
- Upper Rhine Railway, narrow gauge railway, the Mannheim, Heidelberg and Weinheim connects.
- Upper Silesian Railway Company, which built the main route Wroclaw - Opole Brieg - Cosel Zabrze - Katowice - Myslowitz
- East German railway company was later acquired by the corporation for Transport ( AGV ).
- East African Railway Company, a railway company in what was then German East Africa.
- Open Erwerbsgesellschaft term from the Austrian company law
- Upper explosion limit
- Open Ear Gain, technical term audiology, which describes the amplification of the ear canal