The postcard itself might not be that rare or valuable, but it could be worth a lot because of what's on it. If it has a super valuable stamp on the back, that could make an old postcard worth money.

The USPS often releases new designs for stamps, such as the fishing-themed images on last week's new set of Forever Stamps, or stamps that commemorate public holidays, or the advent of a new year.

This 1 V. postage revenue stamp from West Refaim was postmarked in Virikoso in South Giantsland 100 years ago. Problem is, none of these places ever existed. There is a second postmark for Nineveh ...

The 120-year-old postcard was sent with a 1.5-sen stamp, a fraction of 1 yen. The back side depicts what appears to be a lighthouse along a stretch of coast but with no writing. The handmade ...

STRONGSVILLE, Ohio, March 14, 2025 /PRNewswire/ -- The U.S. Postal Service celebrates the colorful sights of autumnal walks with the release of five new Vibrant Leaves postcard stamps. Each stamp ...