| U.S. capital nearest the Arctic Circle | 38 |
| U.S. capital and environs | 25 |
| U.S. capital | 12 |
| U.S. canal | 10 |
| U.S. cabinet that decides wage standards, for short | 51 |
| U.S. Cabinet post | 17 |
| U.S. Cabinet divisions | 22 |
| U.S. cabinet dept. | 18 |
| U.S. Cabinet department | 23 |
| U.S. Cab. post | 14 |
| U.S. C. : Pac 10 :: Duke : ___ | 30 |
| U.S. C-in-C | 11 |
| U.S. business treaty | 20 |
| U.S. business economist | 23 |
| U.S. bureaucracy | 16 |
| U.S. bureau | 11 |
| U.S. bullion site | 17 |
| U.S. budget outlay | 18 |
| U.S. broadcaster overseas: Abbr. | 32 |
| U.S. broadcaster overseas | 25 |
| U.S. broadcaster in 40+ languages | 33 |
| U.S. Brig Niagara's port | 28 |
| U.S. brand retired in 1972 | 26 |
| U.S. botanist Gray | 18 |
| U.S. botanist | 13 |
| U.S. border lake | 16 |
| U.S. bond market purchase | 25 |
| U.S. bombs | 10 |
| U.S. bird | 9 |
| U.S. biomedical research agcy. | 30 |
| U.S. bill | 9 |
| U.S. beverage since 1923 | 24 |
| U.S. beef center | 16 |
| U.S. beasts | 11 |
| U.S. battleship: 1898 | 21 |
| U.S. base in Cuba, informally | 29 |
| U.S. base in Cuba, in headlines | 31 |
| U.S. base in Cuba, briefly | 26 |
| U.S. banking system, with “the” | 39 |
| U.S. banking family | 19 |
| U.S. banker-philanthropist: 1867-1933 | 37 |
| U.S. banker | 11 |
| U.S. bank regulator | 19 |
| U.S. bank established in 1934, informally | 41 |
| U.S. balloon pioneer | 20 |
| U.S. ballistic missile | 22 |
| U.S. auto pioneer | 17 |
| U.S. author: 1909–55 | 27 |
| U.S. author: 1909-55 | 20 |
| U.S. author-critic | 18 |
| U.S. author Shaw | 16 |
| U.S. author Philip | 18 |
| U.S. author James ___ | 21 |
| U.S. author James | 17 |
| U.S. author born on Apr. 26, 1914 | 33 |
| U.S. author and family | 22 |
| U.S. author | 11 |
| U.S. auditor | 12 |
| U.S. atty. gen. in 1962 | 23 |
| U.S. attorneys, e.g. | 20 |
| U.S. Attorney General, 1985-88 | 30 |
| U.S. Attorney General from 1961-1964 | 36 |
| U.S. Attorney General | 21 |
| U.S. attack helicopter | 22 |
| U.S. athlete: 1888-1953 | 23 |
| U.S. athlete Jim | 16 |
| U.S. astronaut Buzz | 19 |
| U.S. artist-inventor | 20 |
| U.S. artist Reginald: 1898–1954 | 38 |
| U.S. artist Raphael | 19 |
| U.S. artist and telegraphy pioneer | 34 |
| U.S. artist | 11 |
| U.S. artificial satellite | 25 |
| U.S. Army's helicopter assault division | 43 |
| U.S. Army Web-site ending | 25 |
| U.S. Army vessel | 16 |
| U.S. Army vehicle | 17 |
| U.S. Army V.I.P. | 16 |
| U.S. Army unit | 14 |
| U.S. Army training center in Va. | 32 |
| U.S. Army training branch | 25 |
| U.S. Army rifle | 15 |
| U.S. army rank | 14 |
| U.S. army post in Kentucky | 26 |
| U.S. Army O-5 | 13 |
| U.S. Army NCO ranks | 19 |
| U.S. Army medals | 16 |
| U.S. Army medal | 15 |
| U.S. Army landing point, 9/9/43 | 31 |
| U.S. Army gear | 14 |
| U.S. Army E-9 | 13 |
| U.S. Army E-6, e.g. | 19 |
| U.S. Army E-6's | 19 |
| U.S. Army E-6 | 13 |
| U.S. Army E-5, e.g. | 19 |
| U.S. Army E-5 | 13 |
| U.S. Army E-4 | 13 |
| U.S. Army E-3s | 14 |
| U.S. Army E-3 | 13 |
| U.S. Army decorations | 21 |