Dollar Tree locations are a great place to save money with coupons. Learn how to coupon at Dollar Tree. Find Dollar Tree coupons on KCL and bring home a haul of free brands like Airborne, Maybelline, Kleenex, Bic and Glad. Other great things to buy include Dollar Tree balloons, pregnancy tests, and toys! Reference the Dollar Tree coupon policy when you shop in store. Dollar Tree hours are usually 9AM – 9PM Monday thru Saturday and 10AM – 8PM on Sundays.