Nevada National Security Sites
U.S. Department of Energy
National Nuclear Security Administration
P.O. Box 98518
Las Vegas
NV 89193-8518
United States
Website: https://nnss.gov/
About Nevada National Security Sites
The Nevada National Security Sites (NNSS), part of the U.S. Department of Energy’s (DOE) National Nuclear Security Administration (NNSA), is an enterprise of special-purpose, multi-mission, high-hazard experimentation facilities delivering technical and service solutions in partnership with the National Laboratories. Our collaborative work supports the government’s most important national security missions.