Columbia Coin Company offers a full range of coins in Portland, OR. Our family owned and operated business has over 15 years of experience. We buy and sell coins and bars. We specialize in specialty coins and excel in our customer service.Our services include: Buying gold Selling gold Gift certificates available Personal quality care AppraisalsColumbia Coin Company offers a full range and grades of coins from Indian cents through US gold. We also have commemorative coins and more. Our coin jewelry includes bezels, chain rings, money clips, and key rings. Call Columbia Coin Company today for more information.