What does JEF stand for?

Jacobi Elliptic Function - Mathematics

Japan Economic Foundation (APS)

Jefferies Group - NYSE symbol

Jefferson Arms Co. - NCIC firearms make code (NCIC)

Jefferson City - Missouri - Airport symbol (OAG)

Jefferson City, MO - Location identifier - FAA (FAAL)

Jefferson Educational Foundation (EA)

Jefferson Yachts Inc., Jeffersonville, IN - Manufacturer code for watercraft hull identification number (USCG)

Jefjen Capital - Vancouver Stock Exchange symbol

JEM Exposure Facility (SAUS)

Jet Engine Fuel

Jetflite OY - Finland - ICAO designator (FAAC)

Jeunesses Europeennes Federalistes

Jewish Expeditionary Force (SAUO)

Jugoslavia Esperanto-Federacio (SAUO)