On the same day a commemorative stamp honoring the late Congressman John ... Collins is among those who played a key role in planning the first-day-of-issue event with the U.S. Postal Service.

America's first woman in space can now be found at your local U.S. post office. The United States Postal Service (USPS) on Wednesday (May 23) launched sales of a new postage stamp honoring Sally Ride.

The U.S. Postal Service has revealed the time and place — 11 a.m. Jan. 23 at the University of Louisiana at Lafayette Student Union — for its “first-day-of-issue” event for a stamp ...