cb3 tertiary banner Contact Us — We’re Here to Help Have a question about our professional designation and certification programs? Want to learn more about a new initiative? We’re here to help you expand your opportunities. Home / Contact cb21 lg text callout How to Reach Us Connect by phone at 610-526-1000 or toll-free at 888-263-7265, by mail at 630 Allendale Road, Suite 400, King of Prussia, PA, 19406, or through the form below. cb24 form Your Questions Answered and Comments Heard Thank You The form was submitted successfully. We will be sure to reach out with answers and information.