Learn how to ship a package with USPS, from choosing the right mail service, packing your box, writing the address, calculating postage, and scheduling a pickup.

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

If you're sending packages or letters, have them properly packaged and addressed before going to the Post Office. Click below for a helpful step-by-step guide.

What's the Date you plan to mail the item? What's the Time you plan to mail the item?

The Postal Service uses high-speed sorting machines to help process and deliver 425.3 million mail pieces each day. Here are some extra tips to improve your mail sending experience:

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First-Class Package International Service (FCPIS) is an economical way to send lightweight packages to about 180 countries. Packages can weigh up to 4 lbs (64 oz) and contain goods up to $400 in value.

View Dimensions Letter Large Envelope Package Large Package Any dimension over 12 inches (30.48 cm)

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Print or type the delivery address parallel to the longest side of the package. Type or print clearly with a pen or permanent marker so that your address is legible from an arm’s length away.