16 Fun Facts About The USPS Post Office “Messenger of Sympathy and Love.” “Servant of Parted Friends”, “Consoler of the Lonely”, “Bond of the Scattered Family.” These descriptions aren’t from sappy greeting cards or bad romance novels. Believe it or not, they’re all references to the U.S. Post Office, inscribed on the building that formerly was the Washington, D.C., Post Office, and now the home of the Smithsonian Institution’s Stamp .