U.S. Mint Stamps by Year

United States #1993 20¢ South Dakota Mint Single

United States #1994 20¢ Tennessee Mint Single

United States #1995 20¢ Texas Mint Single

United States #2017 20¢ Touro Synagogue Mint Single

United States #2003 20¢ USA/Netherlands Mint Single

United States #1996 20¢ Utah Mint Single

United States #1997 20¢ Vermont Mint Single

United States #1999 20¢ Washington Mint Single

United States #2000 20¢ West Virginia Mint Single

United States #2001 20¢ Wisconsin Mint Single

United States #2006-09 20¢ World's Fair Mint Se-tenant Block of 4

United States #2002 20¢ Wyoming Mint Single