USPS Flat Rate Box Sizes and Pricing: What You Need to Know

When it comes to shipping packages through the United States Postal Service (USPS), understanding flat rate box sizes and pricing can be a crucial part of your decision-making process. In this article, we'll break down the different USPS flat rate boxes available in 2018, as well as any changes you should expect for future rates.

Small Flat Rate Box

The Small Flat Rate Box is perfect for sending small packages that weigh up to one pound and measure approximately 5-1/2 x 8-1/2 x 1-1/2 inches. With a retail rate of $6.10, this box offers excellent value for those who need to send lightweight items.

Medium Flat Rate Box

The Medium Flat Rate Box is designed for packages that weigh up to two pounds and measure approximately 11 x 13-1/2 x 3-1/2 inches. As of January 2020, the retail rate for this box will increase by $0.55 to $13.75.

Large Flat Rate Box

The Large Flat Rate Box is ideal for packages that weigh up to three pounds and measure approximately 12 x 12 x 5-1/2 inches. With a new retail rate of $19.30 (up from $18.30), this box offers ample space for larger items.

Padded Envelope

If you need to send documents or small, lightweight packages without the bulk of a full-sized envelope, consider using USPS's Padded Flat Rate Envelopes. These envelopes have a flat rate of $2.75 and are perfect for sending one-piece mailings that weigh up to 70 ounces.

Adult Signature Required

For added security and peace of mind, you can opt for Adult Signature upon delivery (retail rate: $1.50). This service requires the recipient's signature before they can accept their package.

In conclusion, USPS flat rate box sizes offer a convenient and cost-effective way to send packages within the United States. By understanding the different options available in 2018 – including pricing changes for future rates – you'll be better equipped to make informed shipping decisions that meet your business or personal needs.

Usps flat rate box sizes 2018