The clue "Envelope letters" last appeared in the Wall Street Journal crossword on June 10, 2016. The correct answer for this puzzle is "ATTN", a 4-letter word.
Solution ATTN is our most searched for solution by our visitors. Solution ATTN is 4 letters long. We have 0 further solutions of the same word length.
There are 2 solutions. The longest is ATTN with 4 letters, and the shortest is ATN with 3 letters.
Indeed, "ENVELOPE LETTERS" is among today´s most searched crossword clues (latest update: 26 Jul 2026). Many solvers are struggling with this one!
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Solutions are between 3 and 4 letters long.