Crossword clues for Postmaster General. 3 lettersAnswerClueDAYPostmaster General.AESPostmaster General's initials.JIMFormer Postmaster General Farley.NILESVan Buren's Postmaster General (1787–1856).DONALDSONPostmaster General.WALKERPostmaster General, 1940–45.HAYSU. S. Postmaster General, 1921.JESSEPostmaster General Donaldson.ARTHURPostmaster General Summerfield.ARTHUR___ Summerfield, new Postmaster General.OSGOODFirst Postmaster General.FARLEYFDR's postmaster general.OSGOODFirst U.S. Postmaster GeneralFARLEYU.S. Postmaster General: 1933-40USPSPostmaster general's org.DAVIDLETTERMANPostmaster General (TV personality)HAYSPostmaster General under Harding.RETURNADDRESSSpeech by the Postmaster General after coming back from vacation?FARLEYFormer Postmaster General.HANNEGANPostmaster General.