About Us Our Story Our Impact KCCF Family Donate Payable to: Koenig Childhood Cancer Foundation Mail to: 1175 York Ave., Suite 15E New York, NY 10065 T: 917-765-6272 E: join@thekccf.org Facebook Linkedin Instagram Twitter Envelope Koenig Childhood Cancer Foundation Koenig Childhood Cancer Foundation, Inc is exempt under Section 501(c)(3) of the Internal Revenue Code. All donations are tax-deductible. The foundation was incorporated on February 21, 2020. Our EIN: 84-489-2279 Volunteer. Donate. Review.