Get a scale so you can weigh your packages and a tape measure to get their dimensions, then register for an account at USPS.com.Then you can check rates for several options, decide which to use, print the shipping label yourself, and either leave it for your carrier to pick up or drop it off at a post office.You might also want an account at UPS - United States to get costs and print shipping labels for packages too big to go with USPS.These are some of the best things The Internet has to offer. I havenu2019t had to stand in line at a post office, sometimes for an hour or more, to mail packages for a decade or so after getting my USPS, UPS, and FedEx accounts set upu2026