===============+=====================+============================+============= | If you | | Formal | are speaking, | | beginning of | you say: | Envelope addressed: | a letter: ---------------+---------------------+----------------------------+------------- The President | Mr. President | The President of the | Sir: | And occasionally | United States | | throughout a | or merely | | conversation, | The President, | | Sir. | Washington, D.C. | | | (There is only one | | | "President") | | | | | | | ---------------+---------------------+----------------------------+------------- The | Mr. Vice-President | The Vice-President, | Sir: Vice-President | and then, Sir. | Washington, D.C. | | | | ---------------+---------------------+----------------------------+------------- Justice of | Mr. Justice | The Hon. William H. Taft, | Sir: Supreme Court | | Chief Justice of the | | | Supreme Court, | | | Washington, D.C. | | | | | | | ---------------+---------------------+----------------------------+------------- Member of the | Mr. Secretary | The Secretary of Commerce, | Dear Sir: President's | | Washington, D.C. or: | or Cabinet | | The Hon. Herbert Hoover, | Sir: | | Secretary of Commerce, | | | Washington, D.C. | ---------------+---------------------+----------------------------+------------- United States | Senator Lodge | Senator Henry Cabot Lodge, | Dear Sir: (or State) | | Washington, D.C. | or Senator | | or a private letter: | Sir: | | Senator Henry Cabot Lodge, | | | (His house address) | | | | ---------------+---------------------+----------------------------+------------- Member of | Mr. Bell | The Hon. H.C. Bell, Jr., | Dear Sir: Congress (or | or, you may say | House of Representatives, | or