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Usps first class package box size.
How to prepare a package.
From 0 55 at a post office.
15 99 oz weight based priority mail.
First class package service retail parcels cannot measure more than 108 inches in length and girth combined.
Packages are also subject to minimum dimensions.
22 x 18 x 15 maximum weight.
Usps retail ground items that are between 108 and 130 inches will be charged at the oversized price.
18 in any dimension total volume cannot exceed 0 5.
Packages can be sent using priority mail express priority mail first class package service retail usps retail ground and media mail.
No package may be smaller than 5 x 3 5 x 0 007.
All postcards and envelopes or flats must be rectangular otherwise an additional charge may apply.
The maximum size of a parcel bound for an international destination varies based on country.
Learn more about usps oversized package charges.
Maximum combined length and girth girth is the distance around the thickest part is 108.
Weight size shape requirements.
For large first class mail envelopes and parcels the maximum weight is 13 oz.
Maximum weight is 70 lbs.
When sealing a flat rate envelope or box the container flaps must be able to close within the normal folds.
First class package service retail parcels.
Weight size shape requirements maximum weight for first class mail letters is 3 5 oz.
Lower maximum size standards may apply to mail addressed to some apos fpos and dpos.
Machinable packages may not be smaller than 6 x 3 x 0 25.
This can be determined through the postage calculator.
Parcels that exceed 13 ounces are mailed at the priority mail rate.
70 lbs 1120 ounces priority mail cubic.
13 ounces price based on weight and zone.
Usps has a variety of mail services different delivery speeds package sizes and extras like tracking and insurance.
Rent renew a po box.