About Meridian Coins Meridian Coins is based in Meridian, Idaho and has been in business since January of 2014. We specialize in the finest silver and gold coins and bullion available in todays precious metals market as well as banknotes from around the world and US currencies. Customer service and the clients happiness are of paramount concern to us and we will do anything within our power to give you the best service, prices, advise and experience that we can offer.