A common question we hear from retailers quite often is: Can you use your own boxes for USPS Priority Mail?. The simple answer is: No, you cannot. That’s because these boxes are designed to expedite the USPS delivery system, and the pricing is based on dimension, not weight. If it fits it ships.

How much does it cost to ship a small box?

Priority Mail Flat Rate Products

Free Supplies8Shipping Price
Padded Flat Rate Envelope$8.75 Commercial Base $9.30 at Post Office & Online
Legal Flat Rate Envelope$8.45 Commercial Base $9.00 at Post Office & Online
Small Flat Rate Box$8.65 Commercial Base $9.20 at Post Office & Online

How much does it cost to mail a small box?

Priority Mail Flat Rate Products

Free Supplies8Shipping Price
Small Flat Rate Box$8.65 Commercial Base $9.20 at Post Office & Online
Medium Flat Rate Box — 1 (top-loading)$14.50 Commercial Base $16.25 at Post Office & Online
Medium Flat Rate Box — 2 (side-loading)$14.50 Commercial Base $16.25 at Post Office & Online

How much is it to ship a small box?

Can I use a flat rate box for Priority Mail?

Priority Mail boxes can be reused as many times as you like, as long as they are used for Priority Mail shipments. The USPS does not allow for its branded boxes to be used in the “wrong” service, so don’t use Flat Rate boxes for Priority Mail services, and vice-versa.

How much does it cost to ship a medium flat rate box?

The price of a medium size flat rate box is $22.99, but there is no other option to ship medium size flat rate box than to ship from the post office. The price of a large size flat rate box is $29.99. Like the medium size flat rate box, it can only be ship from the post office.

Can I use a flat rate box to ship priority?

You can use a flat rate box to ship Priority. The flat rate shipping standard uses the former Priority mail schedule, the only difference comes when you want to ship using the Priority Express delivery service.