USPS postage rates offer low-cost mailing and shipping prices for domestic & international customers. See Forever postage stamp prices and other postage rates.

First-Class Mail is a fast, low-cost way to send envelopes and postcards. See First-Class Mail and Forever stamp prices for a letter and postcard.

Priority Mail, including Priority Mail Flat Rate shipping products, has fast shipping times (2-3 days) with flexible prices. Get free flat rate boxes and print postage labels online.

Compare USPS shipping options like Priority Mail Express, Priority Mail, First-Class Mail, and USPS Ground Advantage to find the service that's right for you.

Please select from the following options Calculate Postcard price View Flat Rate Envelopes View Flat Rate Boxes Calculate price based on Shape and Size

Priority Mail ® service offers a variety of Flat-Rate Boxes and Envelopes that ship for the same price to any domestic address, regardless of how much they weigh or how far they’re going.

Send mail and packages with USPS online shipping options. Choose your mail service by delivery speed, cost, and additional services like tracking and insurance.

Pack of 10 12-1/2" (L) x 9-1/2" (H) $0.00 Priority Mail® Forever Prepaid Flat Rate Envelope Includes Customer's Return Address 12-1/2" (L) x 9-1/2" (H) $11.90

USPS Ground Advantage—LOR retail prices are only available for items mailed within the state of Alaska for pieces delivered to or from the eligible intra-Alaska ZIP Codes in DMM Exhibit 133.1.3.

USPS Ground Advantage—LOR retail prices are only available for items mailed within the state of Alaska for pieces delivered to or from the eligible intra-Alaska ZIP Codes in DMM Exhibit …