\documentclass{letter} \begin{document} \address{1234 Avenue of the Armadillos \\ Gnu York, G.Y. 56789} \signature{R. (Ma) Dillo \\ Director of Cuisine} \begin{letter}{G. Nathaniel Picking \\ Acme Exterminators \\ Illinois} \opening{Dear Nat,} I'm afraid that the armadillo problem is still with us. \closing{Best Regards,} \cc{Jimmy Carter\\Richard M. Nixon} \end{letter} \end{document}