BrokeScholar’s team of editors work 24/7 to update this page with active promo codes, coupons and discounts for Mail Boss. If you cannot find the deal you are looking for, try following Mail Boss on Facebook and Twitter pages. Often Mail Boss will release special promo codes to their followers. Are you a student? Check to see if Mail Boss has a student discount to save even more. If you still can’t find a deal at Mail Boss, bookmark this page and check back frequently for the latest offers.