1) DC advisory group 2) US code and cipher group 3) US code and cipher grp 4) US code breakers 5) US codebreakers 6) US eavesdropping org 7) US global monitor 8) US government group 9) US intelligence org 10) US military decoders 11) US scholastic org 12) Advisers to potus 13) Advisors to POTUS 14) Advisory grp Found on https://www.crosswordclues.com/clue/nsa
National Security Agency. · National Shipping Authority. · National Standards Association. · National Student Association. Found on https://www.infoplease.com/dictionary/nsa