For over 180 years, we’ve been collecting stamps, and philatelists have put a high price on the rarest of the rare stamps, from hundreds of thousands to millions of dollars. These are the most ...

Forever stamps now cost more.The U.S. Postal Service has raised the cost of Forever stamps to 68 cents, up from the previous price of 66 cents. When Forever stamps were introduced in 2007, the ...

While some rare and historical stamps have increased in value over the years, the market can be very unpredictable. Factors ...