Crossword clues for the word: DLOS The word DLOS has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for DLOS Showing 1 to 4 of 4 results Clue(s) P. O. limbos P.O. depts. Places for undeliverable mail: abbr. Postal limbos: Abbr.