Tax Exempt Orders: For tax exempt orders within Virginia, please place your credit card order with Customer Service by calling (800) 235-7566 (if your tax exempt certificate is already on file at NCTM). You may also fax your order, with credit card information or an official purchase order, to (703) 476-2970. Include a copy of your tax exempt certificate if not previously provided.

Cart Instructions

To make changes to your order:

• click the "Remove" checkbox or update product quantity
• click "Update" to have your changes reflected in the total
• click "Save Cart" to save your order for a later time. Click on "Open Saved Cart" from the Shopping Cart submenu.