 our friends at AmericanFederal.com. AmFed, Coin, and Bullion have been doing this for many, many decades. Nick Grovich leads the team. 800-221-7694. Very straightforward process. How much do you want to pay? How much do you want to buy? Here's what we will charge you. Here's what our markup is. Do you want to sell gold? You sell it to American Federal.