NHD Office Address Change, Please Update:
4511 Knox Road, Suite 205
College Park, MD 20740
*If you are tax exempt you will need to call the NHD Office @ (301) 314-9739 and place your order. This applies to D.C., MARYLAND, and VIRGINIA only. You can also send your order via e-mail to email@example.com. Included in the email should be a copy of your tax exempt certificate as well (click “order form” link below).
Please note most orders ship within 24 hours. In addition, please note that orders placed on Friday do not ship until the following Monday.