Contact Christopher Rupp to sell your graded United States stamps:

Christopher Rupp, a knowledgeable professional philatelist with forty-nine years of experience, wants to speak with you if you are selling a collection of high-grade United States postage stamps. Well-centered never hinged and lightly hinged stamps, especially those graded 90, 95 and 98, are required for Rupp Brothers' discriminating customers. Professional Stamp Experts and Philatelic Foundation certificates are preferred.

Please telephone or email to have a serious, straight-forward and collaborative conversation with a no-nonsense professional. Christopher can be counted on to provide collectors with trusted and competent advice. You will receive candid answers to your questions and a strong market-price offer for your high-quality stamps.