Another option would be online auctions. The only problem with those are the high seller fees.
You can also list on free classified sites such as oodle, ebay classifieds or Craigslist.
If you are looking to sell quickly you can contact a Gold Dealer.
Golden Eagle Coins
in Laurel, Maryland has been buying for nearly 40 years and pays top dollar for bullion bars and coins. You can sell online or visit them at their location.
Selling Jewelry, Dental or Scrap?
If you have gold jewelry, dental or scrap gold to sell