21 and Above (13) Filter products based on price ranges. $0 only (19) $11 to $20 (1) $21 to $50 (4) Priority Mail Shipping Supplies Boxes · Priority Mail Flat Rate® Small Box · Single, Pack of 10 or 25 · 8-11/16"(L) x 5-7/16"(W) x 1-3/4"(H) $0.00 · Priority Mail Flat Rate® Medium Box ·

It features predetermined rates regardless of weight (domestically) or destination, similar to our other Flat Rate products. This item ships in singles, and packs of 10 or 25 boxes.

August 28, 2025 - What Are the Sizes of USPS Boxes - Flat Rate Options Explained?When it comes to shipping packages, c

USPS Label Delivery service: Even if you don't have a printer, you can still ship online using Click-N-Ship—for an extra $1.55 per label, we'll print an outbound label and deliver it to you. (Businesses can also request return labels for their customers.) View Price Files Calculate a Price See Insurance & Extra Services · Pay the same price for mailpieces weighing up to 70 lbs going anywhere in the U.S. Use our Priority Mail Flat Rate Envelopes or Boxes that come in standard sizes so you don't have to worry about measuring them.

June 6, 2025 - Outside: 11 ¼” x 8 ¾” x 6″ Inside: 11″ x 8 ½” x 5 ½” · Outside: 14″ x 12″ x 3 ½” Inside: 13″ x 5⁄8” x 11 7⁄8” x 3 3⁄8“ · As you can see while these 2 boxes are both considered to be “medium sized” they are vastly different in their dimensions and are ...

July 25, 2025 - USPS flat rate shipping® is a service that allows businesses to ship packages at a fixed rate, regardless of the package's weight (up to 70 lbs) or destination—so long as it fits within an approved USPS flat rate box or envelope. This simplicity is what makes it a go-to for many ecommerce businesses. Instead of dealing with fluctuating shipping prices, zone charts, or weight-based rates, businesses can simply pick the right-sized box or envelope and pay one flat fee.

The Priority Mail Flat Rate® Medium Box features predetermined rates regardless of weight (domestically) or destination, similar to the Flat Rate Envelope. Please Note: This item ships in singles, and packs of 10 or 25 boxes.

Priority Mail Flat Rate® Small Box · Single, Pack of 10 or 25 · 8-11/16"(L) x 5-7/16"(W) x 1-3/4"(H) $0.00 · Priority Mail Flat Rate® Medium Box · Single, Pack of 10 or 25 · 11-1/4"(L) x 8-3/4"(W) x 6"(H) $0.00 · Priority Mail Flat Rate® Side-Loading Medium Box ·

USPS postage rates offer low-cost mailing and shipping prices for domestic & international customers. See Forever postage stamp prices and other postage rates.

2 weeks ago - USPS Flat Rate packaging includes standardized boxes and envelopes that let you ship up to 70 lbs at one flat rate. Prices are fixed regardless of weight or destination within the U.S.—just make sure to use the proper Priority Mail Flat Rate label.

Subtract $0.005 for each automation flat that complies with the Full-Service Intelligent Mail option requirements. ... For parcels that measure in combined length and girth more than 108 inches but not more than 130 inches, use oversized prices, regardless of weight, based on the applicable zone.

October 9, 2025 - This eliminates the need to weigh packages or calculate shipping costs based on distance. USPS offers several types of Flat Rate boxes for Priority Mail, including small, medium, and large sizes, as well as ...

The table below shows options for different Priority Mail Boxes and Envelopes, along with dimensions, online postage pricing and ... Order USPS Supplies in Bulk! Call 1-800-610-8734. ... All prices listed are Commercial Base rates (effective January 2014), only available for online postage vendors such as Stamps.com. Download this PDF guide at www.stamps.com/whitepapers · Priority Mail Flat ...

July 29, 2025 - A medium or large flat rate box’s starting price is at $9.35 at a Post Office, a substantial jump over a cubic pricing or your custom box for packaging. This article will help you figure out when you should avoid flat rate shipping, and how ...

If It Fits, It Ships®. Priority Mail® service offers a variety of Flat-Rate Boxes and Envelopes that ship for the same price to any domestic address, regardless of how much they weigh or how far they’re going. Prices vary by product, as shown in the table below.

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Tracking and insurance are included, ... Priority Mail postage and shipping labels at a Post Office or online. Prices start at $10.45 at a Post Office....

Filter products based on price ranges. $0 only (19) $11 to $20 (1) $21 to $50 (4) Protect your packages with ReadyPost® premium bubble wrap and heavy-duty tape for worry-free holiday shipping. Shop Now Shop Now · Shipping Supplies Boxes · Priority Mail Flat Rate® Small Box ·

USPS Priority Mail Flat Rate boxes are great for e-commerce. We explain USPS Flat Rate box sizes, prices, discounts, and how they works.