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Large First-Class envelopes (flats) that exceed maximum dimensions or are rigid, non-rectangular, or not uniformly thick are charged package prices and shipped with USPS Ground Advantage. TIP : Use the USPS ® Price Calculator tool to calculate your domestic postage costs.
Calculate Postcard price. View Flat Rate Envelopes. View Flat Rate Boxes. Calculate price based on Shape and Size.
USPS postage rates offer low-cost mailing and shipping prices for domestic & international customers. See Forever postage stamp prices and other postage rates.
Retail Postage Price Calculator Mail Services. Start. Weight and Shape/Size. Large Envelope Properties. Mail Services. Mailing date must be between 6/01/2024 and 7/31/2024.
Calculate a Price. Determine how much postage or how many stamps you need for your letter or package based on size, weight, and destination. Look Up a ZIP Code ™. Find a ZIP Code ™ by street address or city and state to make sure your mail arrives at the right place. Shipping & Mailing with USPS. Order Free Supplies.
Weight and Shape/Size. What unit of measurement are you using? What is the weight of your mail piece?
Compare USPS mail services by starting retail prices, delivery speed, and more. Most services automatically include USPS Tracking ® (except First-Class Mail ® service), and you can add insurance and extra services.
