We welcome suggestions about additional sources of charity greeting cards, as well as reports of technical problems with the CardsThatGive.org site and any other comments or questions.  Please contact us at support@cardsthatgive.org. You may also send information to: CardsThatGive.org P.O. Box 56767 Houston, TX, 77256  U.S.A. Thank you for your interest in CardsThatGive.org.