Here are 20 rare state quarters worth additional value, according to Gainesville Coins, USA CoinBook and PCGS.

The state quarters program, which ran from 1999 to 2008, inspired many new coin collectors, and some of those quarters are ...

Add Yahoo as a preferred source to see more of our stories on Google. Each state received a specific quarter design during a program which ran from 1999 to 2008. However, during this time, some of the ...

Add Yahoo as a preferred source to see more of our stories on Google. PHILADELPHIA — Some rare U.S. state quarters are no longer worth just 25 cents. Collectors say a few special coins from the 50 ...