Current Postage Rates

First Class Rates

Size First Class Rate
Postcards (5"x3.5" to 6"x4.25") $0.264
Letter-size 3.5oz or less $0.399
Flats 1oz or less $0.624
Flats 1-2oz $0.834

Standard and Non-profit Rates

 Size Standard Mail Non-profit
Letters 3.5oz or less $0.27 $0.153
Flats 4.0oz or less $0.487 $0.344

What is a "Letter" Mail Piece?

Your mail piece is a "Letter" if it falls within these dimensions and weight. 

Letter mail piece

(Certain pieces heavier than 3.3 oz are subject to being prepared as letters but paid as a flat)

 

What is a "Flat" Mail Piece?

Your mail piece is a "Flat" if it exceeds one of the letter size dimensions and does not exceed the maximum flat dimensions.

Exceptions to the minimum size: Every-Door direct mail pieces can have a length of 10 1/2 inches.

Flats cannot be too rigid and must be uniformly thick (within 1/4 inch). 

Flat Mail Piece