USPS Coupons & Promo Codes
Most popular now: 'Shop All Promotional Specials For Limited Time Offers'.
Latest offer: 'Shop All Promotional Specials For Limited Time Offers'.
How to use a USPS coupon
USPS offers priority flat rate shipping in the US for the same price, no matter the weight. Print and pay for shipping labels from home and you can save up to 16% off Post Office pricing. You can also order free shipping supplies, including flat rate envelopes and boxes, shipping stickers, and express mail packaging.