USN
3 letters
Historical clue formulations
- SEAL's org. — 2025-06-18
- Fleet inits. — 2022-12-01
- "Anchors Aweigh" grp. — 2022-05-08
- Mil. branch for sailors — 2021-11-15
- Blue Angels' org. — 2019-05-28
- SEAL's org. — 2017-03-29
- SEAL's org. — 2014-04-22
- Ensign's org. — 2014-02-24
- Admirals' org. — 2013-12-09
- Admiral's inits. — 2013-11-24
- "Top Gun" org. — 2013-03-17
- Ensign's org. — 2013-01-14
- Blue Angels org. — 2012-07-18
- Mil. branch — 2012-05-10
- Annapolis inits. — 2011-12-06
- Seal's grp. — 2011-11-17
- Org. with a sub division — 2011-10-30
- Blue Angels' org. — 2011-06-12
- "Top Gun" org. — 2011-03-06
- Fleet letters — 2010-10-13
- Dept. of Defense branch — 2010-08-04
- Org. for Jimmy Carter, once — 2010-02-21
- Blue Angels org. — 2009-11-08
- Gitmo mil. branch — 2009-07-28
- Rear admiral's org. — 2008-11-16
- Org. with admirals — 2008-01-21
- Publisher of All Hands magazine: Abbr. — 2007-07-22
- Bull Halsey's org. — 2007-06-15
- See 51-Across — 2007-04-21
- Org. with many captains — 2007-02-22
- Service arm: Abbr. — 2005-09-18
- Salts are in it: Abbr. — 2004-06-19
- Part of the Defense Dept. — 2004-04-13
- "Anchors Aweigh" grp. — 2003-07-07
- Some capts. are part of it — 2003-06-19
- Captain's org. — 2003-03-09
- Swabber's org. — 2002-04-30
- Inits. at sea — 2001-10-26
- Admiral's org. — 2001-03-19
- J.F.K. was in it — 2001-02-10
- Service arm: Abbr. — 2000-08-13
- Service for a 28-Across — 2000-08-06
- R.M.N. and J.F.K. were once in it — 1999-10-17
- Adm.'s milieu — 1998-04-18
- Swabs' grp. — 1997-11-15
- Milit. branch — 1997-06-03
- American mil. wing — 1997-04-03
- J.F.K.'s service — 1996-09-28
- Norfolk inits. — 1996-08-08
- Annapolis org. — 1995-03-22
