Finding the cheapest way to ship packages is important ... boxes that are similar to the USPS flat rate ones. Simple rate ground shipping for UPS runs from $10.85 for extra-small packages to ...

USPS's shipping rates tend to equal those of UPS and FedEx Ground as the weight approaches 2 pounds. USPS Priority Mail with variable pricing is usually the cheapest way to ship large, light packages.

In the vast majority of small businesses, shipping by ground is the most common mode of shipping. United States Postal Service, UPS, FedEx, and DHL are the four major carriers used by small businesses ...

While USPS typically offers the cheapest options, UPS and FedEx prices are competitive. All three carriers offer flat-rate shipping options. USPS cannot ship packages weighing more than 70 pounds.