Can I Use More Than One Promo Code? LTB Support December 07, 2018 01:19 Updated Follow We all want to save a little cash however, only one promotion may be used per order. Still have a question? Drop us a line! Related articles I Forgot to Add a Promo Code to My Order! Can you Help? Can I Try Just One Box? How Can I Tell if my Code was Applied? When Will my Box Ship? How Can I Reach Phone Support?