Weight size shape requirements maximum weight for first class mail letters is 3 5 oz.
Usps first class package box size.
Maximum sizes and weights for usps services domestic services.
Look up a zip code hold mail.
No package may be smaller than 5 x 3 5 x 0 007.
From 0 55 at a post office.
This can be determined through the postage calculator.
15 99 oz weight based priority mail.
How to prepare a package.
Usps retail ground items that are between 108 and 130 inches will be charged at the oversized price.
When sealing a flat rate envelope or box the container flaps must be able to close within the normal folds.
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.
The maximum size of a parcel bound for an international destination varies based on country.
Rent renew a po box.
Maximum combined length and girth girth is the distance around the thickest part is 108.
For large first class mail envelopes and parcels the maximum weight is 13 oz.
Packages are also subject to minimum dimensions.
Learn more about usps oversized package charges.
First class package service retail parcels.
All postcards and envelopes or flats must be rectangular otherwise an additional charge may apply.
108 combined length girth.
Maximum weight is 70 lbs.
70 lbs 1120 ounces priority mail cubic.
22 x 18 x 15 maximum weight.
Usps has a variety of mail services different delivery speeds package sizes and extras like tracking and insurance.
13 ounces price based on weight and zone.
Weight size shape requirements.
First class mail is an affordable mail service for standard sized single piece envelopes weighing up to 3 5 oz and large envelopes and small packages weighing up to 13 oz with delivery in 3 business days or less.
Parcels that exceed 13 ounces are mailed at the priority mail rate.