UNDATED (CNN Newsource/WKRC) - The rarest stamp known to still exist in the United States is set to go to auction and is currently expected to sell for millions of dollars. It's the 1868 One-Cent ...

The United States Postal Service (USPS) has launched two new commemorative Forever stamp collections, honoring American car ...

Major stamp auctions are stellar events and none more so than the June 14-15 sale in New York of the key items from the Bill Gross collection, the most complete of United States postage stamp ...

Here’s something for serious stamp collectors only. This summer, philatelists will have a chance to snag the rarest US stamp ever: the 1868 one-cent “Z-grill.” Interested? It’ll cost you (more than) a ...

USPS announced new Forever stamps celebrating the art and cultural pride of lowrider cars across the American Southwest.

The United States Postal Service's newest stamp collection is finally here, transforming the iconic children's book Goodnight Moon into tiny illustrated works of art months after the postage ...

One-Cent "Z" Grill stamp sells for $4.3 million at Siegel Auction Galleries. A Naples resident was responsible for selling a lucrative stamp collection. The most prestigious stamp sold for over $4 ...

A one-cent postage stamp from 1868 is expected to become the most expensive U.S. stamp ever sold when it heads to auction in June. Known as the “Z-grill,” the stamp is the most-valued piece of what ...

SOLON TOWNSHIP, Mich. — The United States Postal Service issues stamps covering many topics. In June, a series of stamps, featuring several different horses was released. One of the models featured ...

Every year, the United States Postal Service launches several collections of new stamps that are dedicated to holidays, art, famous people and more. This year, Iowa's own Phil Roeder, spokesperson for ...