D.E.O. National City headquarters

Department of Extra-Normal Operations National City Headquarters, or D.E.O. National City HQ is the headquarters of the D.E.O..

History
The department and headquarters were founded by U.S government to investigate the aliens that could possibly invade Earth.

Season 2Edit

 * "The Adventures of Supergirl"
 * "The Last Children of Krypton"
 * "Welcome to Earth"
 * "Survivors"