If the Avocado mattress coupon code doesn’t work, you should first make sure that you copied the code correctly - no spaces, all caps. If everything is good at this point, then you may have already used this coupon code - in most cases, one coupon code can be used only once by the same account. And, if that’s not the case, there’s a possibility that coupon code expired, so you should look for other alternatives on our site.