Multiply the length by the width by the height.Round off (see 604.7.0) each measurement to the nearest whole inch. Measure the length, width, and height in inches.

1.3.1 Determining Dimensional Weight for Rectangular Parcelsįollow these steps to determine the dimensional weight for a rectangular parcel: Postage for parcels addressed for delivery to Zones 1-9 and exceeding 1 cubic foot (1,728 cubic inches) is based on the actual weight or the dimensional weight (as calculated in 1.3.1 or 1.3.2), whichever is greater. 1.3 Dimensional Weight Price for Low-Density Parcels to Zones 1-9 See Notice 123-Price List for applicable Priority Mail retail prices. The minimum postage amount per addressed piece is the 1-pound price. For example, if a piece weighs 1.2 pounds, the weight (postage) increment is 2 pounds. USPS Marketing Mail Eligibility Decision Treeġ20 Retail Mail Priority Mail 123 Prices and EligibilityĢ.0 Basic Eligibility Standards for Priority Mailģ.0 Content Standards for Priority Mail 1.0 Prices and Fees 1.1 Price ApplicationĮxcept under 1.4 through 1.6, Priority Mail retail prices are based on weight and zone and are charged per pound any fraction of a pound is rounded up to the next whole pound.Designing Letter and Reply Mail (PUB 25).N Get the packaging, labels, and forms you need for a well-stocked mailroom free of charge at ®. N One price regardless of weight or distance, up to 70 pounds. N Available 365 days a year to most locations, including Sundays and holidays for an additional fee. N Our fastest service for time-sensitive letters and documents. Domestic Express Mail Flat-Rate Packaging Information N Delivery to Alaska, Hawaii, Puerto Rico, Guam, or the U.S. Priority Mail Large Flat-Rate Box (APO/FPO/DPO) Priority Mail Medium Flat-Rate Box (FRB2) Priority Mail Medium Flat-Rate Box (FRB1) Domestic Priority Mail Flat-Rate Packaging Information With flat-rate shipping, there’s no need to weigh anything that can fit (up to 70 pounds) if it is shipped domestically.Īll USPS ® Priority Mail and Express Mail packaging material is available free of charge at Post Offices™ or may be ordered online at no additional cost and shipped to any home or business. Our Express Mail ® Flat-Rate Envelope eliminates the need to weigh contents and calculate postage for anything that can fit into the Flat-Rate Envelope. Prices vary by product, as shown in the table below. Priority Mail ® service offers a variety of Flat-Rate Boxes and Envelopes that ship for the same price to any domestic address, regardless of how much they weigh or how far they’re going.

Padded flat rate envelope weight limit