- US-Mattress.com is offering discounts on a selection of Mattresses, with prices starting from $239, and a selection of pillows, with prices starting from $6, during its Last Chance Closeout Sale. Plus, receive $5 off orders of $100 or more via coupon code "FIVE2017A", $15 off orders of $500 or more via coupon code "SAVE15", or $25 off orders of $1,000 or more via coupon code "TWENTYFIVE2017C". Even better, all orders receive free shipping. Some exclusions may apply. This offer is valid till 03/27/2017.