How does the blue USPS box work? A while ago, I shipped a small package and it cost like $6, but it was less than 13 oz. So could I have just

Send Mail & Packages

How to access my pay stubs from USPS after resignation - Quora

How to access my pay stubs from USPS after resignation - Quora

Im soo lost. Mercari goes full Mr. Krabs when you send a package

Why do they ask if the package is fragile at the post office? Does

What do different drop slots do in the USPS office? - Quora

If a letter weighs 1.1 ounces, can I put a USPS first class

United States Postal Service - Wikipedia

Current USPS Postage Rate Charts - simple tables