Flat rate shipping is ideal for those that have to ship multiple or heavier shipments. As a general rule, we recommend using a standard shipping service to ship smaller packages, as the rate is determined purely by the size, maximum weight, and possible long distances it needs to travel. Priority Mail - Retail Small Flat Rate Box, 7.15, 0.35 Medium Flat Rate Boxes, 13.60, 0.15 Large Flat Rate Boxes, 18.85, 0.10 APO/FPO/DPO Large Flat. Priority Mail is a 1, 2, or 3-day service and Priority Mail Express is a guaranteed overnight delivery service. Flat rate boxes are available for two USPS services: Priority Mail and Priority Mail Express. Holds Small and Medium Priority Mail Flat Rate Boxes and still has room for 10-15 letters. Learn how to reserve, rent, renew, and manage a PO Box online, as well as how much a PO Box costs. SFL Worldwide makes it easy for our users to get discounted rates for small and large flat rate box shipping and standard shipping with our intuitive rate calculator that gets quotes from some of the best carriers in the industry, such as DHL, UPS, and FedEx within seconds. Using flat rate shipping options can save your business as much as 50 on shipping costs compared to the other major carriers rates. Use USPS PO Boxes for business or personal use. Use our instant rate calculator to find a USPS Priority Mail Express standard or flat rate plan that suits your needs.

Unlike Flat Rate Shipping, regular or standard shipping calculates rates based on a package’s weight, size, destination, and service to determine your shipping prices. Flat Rate Shipping, as the name suggests, offer a fixed and flat rate for all shipments, irrespective of their size or weight.

Shipping methods have their own advantages and disadvantages.

How much are flat rate boxes at usps?