Grace House, 2, Iwaya Road, Onike, Lagos, Nigeria.
Postal Address:. P. O. Box 1642, Sabo, Yaba, Lagos, Nigeria
Telephone: 01-4535717
Child Help-line: 0808-0551-376 & 08090927555
Email: info@hdinigeria.org, hdi4nigeria@gmail.com
Website: www.hdinigeria.org
Facebook: facebook.com/hdinigeria