As the holiday rush moves into full throttle, the U.S. Postal Service is predicting that Monday will be the season’s busiest mailing day for the packages and cards Americans use to send their loved ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Postal Service is celebrating its 250th anniversary this weekend, and you won't have to check your mailbox for the invite ...

The Smithsonian’s National Postal Museum is hosting its summer Guest Artist Program with stamp artist Katie Kirk. From June through October, five free programs will offer visitors of all ages ...

The Smithsonian’s National Postal Museum has launched One Minute Wonders, a new series of short-form videos designed to make postal history engaging and accessible for all audiences. Each one-minute ...

The National Postal Museum, located opposite Union Station in Washington, D.C., United States, was established through joint agreement between the United States Postal Service and the Smithsonian ...

For over two and a half centuries — through rain, snow and gloom of night — the U.S. Postal Service has been delivering. Turning 250 years old this week, the Postal Service is older than America ...

The world’s first airmail delivery ever sanctioned by a U.S. Post Office and its postmaster was made between Petaluma and Santa Rosa in 1911. The airplane that made that flight was built in Sonoma ...

The U.S. Postal Service is celebrating its 250th anniversary this weekend, and you won't have to check your mailbox for the invite. The agency's semiquincentennial will be marked by an event at the ...