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