If you want coins, try the mint. If you want silver rounds (excellent quality coin replicas, .999 and one ounce of silver), try http://www.silver50.com
They sell high quality silver rounds and sometimes bars. They can also be found at http://www.Ubuysilver.com
Two very good places for coins minted in 2008 are:
1) The U.S. Mint — www. usmint.gov
2) Monex — http://www.monex.com
If you want coins, try the mint. If you want silver rounds (excellent quality coin replicas, .999 and one ounce of silver), try http://www.silver50.com
They sell high quality silver rounds and sometimes bars. They can also be found at http://www.Ubuysilver.com