The Postal Service’s Quick Service Guide 604a, athttps://pe.usps.com, lists nondenominated stamps and postal stationery issued since 1975, along with their postage values. Self-adhesives The 1974 Peace on Earth Christmas issue was the first self-adhesive postage stamp in the United States. ...
All unused U.S. postage stamps issued since 1861 are still valid as postage at their indicated value. Stamps with no value shown or denominated by a letter are also still valid, although the value depends upon the particular stamp. For some stamps issued without a printed value, the current...
WASHINGTON, DC — Today [April 9, 2024], the U. S. Postal Service filed notice with the Postal Regulatory Commission of mailing services price changes to take effect July 14, 2024. The new rates include a 5-cent increase in the price of a First-Class Mail Forever stamp from 68 cents ...