You'll need to know your package’s weight, shape, and size measurements.Ĭalculate a Price More Priority Mail Service Details How to Send a Package: Domestic TIP: Use the USPS ® Price Calculator tool to calculate your domestic postage costs. More than 2 cubic feet (3,456 cubic inches): add $15.00.

Between 22 and 30 inches long: add $4.00.

Nonstandard Fee: You’ll pay an extra fee for sending a nonstandard size if your package measures:.

If you give inaccurate dimensions and/or don’t pay the DIM weight rate (when it applies), you’ll pay a dimension-noncompliance fee.If the DIM weight is greater than the actual package weight, you’ll need to pay the DIM weight price.Multiply Length x Width x Height and divide by 166 to get the DIM weight in pounds.If your package is larger than 1 cubic foot (1,728 cubic inches): Dimensional (DIM) weight rates apply to large, lightweight packages.Maximum combined length and girth (girth is the distance around the thickest part) is 108 inches.You’ll need to measure your package to make sure it meets the size standards.Pay for your package based on how much it weighs and how far it’s going (the zone).Use your own box and pay by weight and zone (distance): When sealing a Flat Rate Envelope or Box, the container flaps must be able to close within the normal folds.Use our Priority Mail Flat Rate Envelopes or Boxes that come in standard sizes so you don't have to worry about measuring them.Pay the same price for mailpieces weighing up to 70 lbs going anywhere in the U.S.Weight, Size, & Shape Requirements Use USPS Priority Mail packaging and pay a flat rate:

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