You read that right. A proposal in Congress would end door-to-door mailbox delivery service for 90 percent of American households and businesses that now receive it. H.R. 2309, a bill that is headed for a vote in the full House of Representatives, calls for the dismantling of the U.S. Postal Service, one of America’s oldest and most beloved institutions that has served the nation for more than 235 years as provided by the U.S. Constitution.