Contact for questions or assistance related to certification, recertification, accreditation, and certificate holder verification.
912 Gemini Street
Houston, TX 77058-2704
Office hours: 8:30 – 5:00 ET
Contact for purchase-related questions, technical issues, subscription or billing issues, and other inquiries.
Phone: 1-800-222-2768 or 1-614-274-6003