01/11/1966
https://www.presidency.ucsb.edu...
"And I would express the hope that all nations may become willing to join in such great enterprises for the good of mankind."
"By virtue of the authority vested in me by Section 301 of Title 3 of the United States Code, and as President of the United States, it is hereby ordered as follows—Section 1."
"This is, first of all, a very tangible and valuable realization of the promise and potential of man's exploration of space."
"I expect, therefore, that the agencies of the Government will take the lead in adopting the ZIP Code system, including the presorting of quantity mailings."