How to Send a Letter or Postcard: Domestic - USPS.com
USPS shows you how to send a letter or postcard in the U.S., from choosing an envelope, writing the address, buying and applying stamps, and finding a drop-off location.
First-Class Mail - USPS.com
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.
Send Mail & Packages | USPS
Send Letters & Cards. Learn how to choose the best envelope or card size, follow Postal addressing standards, and get stamps for your mail.
Mail & Shipping Services | USPS
Tracking and insurance are included, shipping boxes and envelopes are free, and with Priority Mail Flat Rate ®, you don't need to weigh shipments 70 lbs and under. Purchase Priority Mail postage and shipping labels at a Post Office or online. Prices start at $9.65 at a Post Office.
How to Send a Letter or Postcard: International | USPS
Learn how to use USPS to send letters from the U.S. to other countries: What you can send, how to write addresses, ways to buy postage, and more.
Postage Rates & Prices | USPS
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 International | USPS
First-Class Mail International is a fast, low-cost way to ship lightweight packages and letters internationally. USPS sends mail to over 180 countries, including Canada and Australia. See delivery times and how much postage or how many Global Forever stamps you …
International Mail & Shipping Services - USPS.com
Send 1 oz. letters or postcards around the world with one Global Forever ® stamp, which currently costs $1.65 and never expires, even if the postage price goes up. For large envelopes (flats) up to 15.994 oz., postage prices vary based on weight and destination, starting from $3.15.
Priority Mail Express Shipping | USPS
Priority Mail Express items, including Priority Mail Express Flat Rate shipping products, are delivered the next day to most U.S. locations. See USPS economical prices, free shipping boxes, and how to print postage labels online.
Addressing Your Mail - Postal Explorer
Letters, bills, greeting cards, and other documents can be sent in standard white, manila, or recycled paper envelopes. Items needing extra protection can be sent in bubble-lined, padded paper, or waterproof envelopes.