Learn how to choose the best envelope or card size, follow Postal addressing standards, and get stamps for your mail. Get tips on how to pack your box, choose a mail service, and add enough postage so your package arrives on time. Sending APO, FPO, or DPO mail?

Sending a letter with USPS ® is easy! Our video will help you with most letters and postcards you send domestically (inside the U.S.), including U.S. territories and military bases in the U.S. and abroad. For how to ship a package, see How to Send a Package: Domestic. If playback doesn't begin shortly, try restarting your device.

Pay: Buy USPS Ground Advantage ®, Priority Mail ®, or Priority Mail Express ® postage for your packages. Print: Print your labels (or see other options if you don't have a printer). Ship: Schedule free Package Pickup 1 online or drop off your packages. Save: With the enhanced Click-N-Ship ® experience, all customers get lower Commercial Rates.

Search for nearby Post Office™ locations, Collection Boxes, Self-Service Kiosks, and services like PO Boxes™ and Money Orders. Staffed by retail associates, has window service hours. Freestanding mailboxes such as the familiar USPS Blue Box. Some in large shopping malls. Most kiosks are in a Post Office.

This guide is intended to provide options for mailing and help you choose the services that are best for you. For complete information, please see the Domestic Mail Manual (DMM ® ) on Postal Explorer ® at pe.usps.com .

First-Class Mail® service is the least expensive, most immediate options for mailing postcards, letters, and large envelopes (flats) to retail customers at retail pricing.

Steps for completing a change of address from a military address, and how military mail is forwarded. Completing Address Information Requests for a Process Servers and Government …

Here are some useful mailing hints for senders and recipients. You can send mail by: Dropping it into a blue collection box. Leaving it in your home mailbox. Scheduling a pickup. Taking it to a Post Office.

Certified Mail is an extra service that provides the sender with a mailing receipt, tracking history, and, upon request, electronic verification that a mail piece was delivered or that a delivery attempt was made.

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.