Usps First Class Letter Rate Chart. Within, across, and between the united states. First class mail flat (1 oz.) $1.00:
Measurement around the thickest part (perpendicular to the length) length plus girth combined cannot exceed 108 inches. (retail) or up to 15.999 oz. First class mail flat (1 oz.) $1.00:
Well, this is one finest mail service that offers fast delivery at an affordable price.
You can use your own boxes or padded envelopes. The prices listed in this table are for the first ounce. That need to be delivered in 1 to 3 business days. Each additional ounce for a first class mail letter will cost $0.20, a five cent increase from 2020.