Welcome to Guitar Center Commack! Our store is filled with great people, awesome gear, and the best customers. This store has been supporting and supplying the music community of Long Island for over ten years. We have a tremendous inventory of new and used gear for the beginner's, the pros, and everyone in between. Long Island has a rich local music culture with many great venues and bands. We are proud to be a part of what keeps Long Island Rocking! Come to Guitar Center Commack, "we help people make music".