postage boxes

How much does it cost to mail a small box? Priority Mail Flat Rate Products Free Supplies8 Shipping Price Small Flat Rate Box $7.65 Commercial Base $8.30 at Post Office & Online Medium Flat Rate Box — 1 (top-loading) $13.20 Commercial Base $15.05 at Post Office & Online Medium Flat Rate Box — 2 (side-loading) $13.20 Commercial Base $15.05 at Post Office & Online

Can you get free boxes from the post office? USPS gives its customers free shipping supplies to send packages through certain classes of mail. The USPS will keep you well-stocked with boxes, stickers, forms and more for free. ... To get your free USPS shipping supplies, you can order them online through Stamps.com or pick them up from Post Offices nationwide