Military & Veterans Discount: 15% Off Printer Ink and Toner

Military & Veterans Discount

15% off all printer ink and toner

For active-duty service members, veterans, National Guard and Reserve, and military families. Use code MILITARY15 at checkout.

MILITARY15

Thank you for your service. Castle Ink has sold printer ink and toner since 2005, and we offer everyone who serves or has served, and their families, 15% off every order. The discount applies to our whole catalog: remanufactured ink cartridges and compatible toner, drums and ink bottles for HP, Canon, Epson, Brother and other printers.

Who qualifies

  • Active-duty members of the U.S. Army, Navy, Air Force, Marine Corps, Space Force and Coast Guard
  • National Guard and Reserve members
  • Veterans and retired service members
  • Military spouses and dependents

No ID upload or verification step is needed. We trust you to use the code only if you qualify.

How to use your discount

  1. Find the cartridges for your printer. Our find ink by printer guide lists the right ink or toner for more than 500 models.
  2. Add them to your cart and go to checkout.
  3. Enter MILITARY15 in the discount code box. 15% comes off your order before payment.

The details

  • 15% off your entire order, every order, with no minimum.
  • Free U.S. shipping on orders over $50. Orders under $50 ship for $4.95.
  • Same-day shipping on orders placed by 4 PM ET, Monday to Friday, by USPS (2–5 business days).
  • 100% satisfaction guarantee on every cartridge.
  • The code can't be combined with other discount codes.

Frequently asked questions

Can I use the military discount on toner?

Yes. MILITARY15 works on everything we sell: ink cartridges, toner, drum units and ink bottles.

Do I need to prove I'm in the military?

No. There is no verification step. The code is for service members, veterans and their families.

Can I use it more than once?

Yes. Use it on every order.

Do you offer discounts for bases, units or offices?

Yes. If you buy ink or toner for a unit, office or organization, contact us and we'll set up group pricing.

Questions about an order or which cartridge fits your printer? Contact us and we'll help. You can also see all our ink cartridge coupon codes, including our senior discount.