what size is a usps priority mail large flat rate box

Multiply the result by an adjustment factor of 0.785.

Round off (see 604.7.0) each measurement to the nearest whole inch.

Measure the length, width, and height in inches at their extreme dimensions.

If the dimensional weight exceeds 70 pounds, the customer pays the 70-pound price.ġ.3.2 Determining Dimensional Weight for Nonrectangular Parcelsįollow these steps to determine the dimensional weight for a nonrectangular parcel:.

If the result exceeds 1,728 cubic inches, divide the result by 166 and round up (see 604.7.0) to the next whole number to determine the dimensional weight in pounds.

Multiply the length by the width by the height.

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 Express retail prices. Express all weights in decimal pounds rounded off to two decimal places. For example, if a piece weighs 0.25 pound, the weight (postage) increment is 0.50 pound. The 0.5-pound price is charged for items up to 0.5 pound and items over 0.50 pound are rounded up to the next whole pound. USPS Marketing Mail Eligibility Decision Treeġ10 Retail Mail Priority Mail Express 113 Prices and EligibilityĢ.0 Basic Eligibility Standards for Priority Mail Expressģ.0 Content Standards for Priority Mail ExpressĤ.0 Service Features of Priority Mail Expressġ.0 Prices and Fees 1.1 Prices Charged Per PieceĮxcept for Flat Rate Packaging (see 1.4), Priority Mail Express postage is charged for each addressed piece according to its weight and zone.Designing Letter and Reply Mail (PUB 25).

What size is a usps priority mail large flat rate box