Send Military & Diplomatic Mail

Man in military uniform holding an open package.

Special Military Mail Supplies, Boxes & Forms

Properly prepare and ship packages to military loved ones, whether they’re stationed overseas or domestically. Learn how to order free boxes, complete custom forms, follow military address guidelines, and check restrictions.

Click-N-Ship for APO & FPO

Sending Overseas. Click-N-Ship® allows you to print Priority Mail® and Priority Mail Express® postage and address labels. When you send an international package through military mail, follow that country's restriction policies and include customs forms. Click-N-Ship will show you the right customs forms.

Sending to the U.S. Department of Defense employees sending packages to the U.S. from APO/FPO locations using Click-N-Ship may also use USPS Retail Ground. When shipping to the U.S., follow U.S. domestic restriction policies.

Print Postage Labels Guidelines & Regulations
Large Priority Mail box.

Get Free Boxes

You can order free boxes, including the special Priority Mail® APO/FPO Large Flat Rate Box, and get them delivered right to you.

Order APO/FPO Boxes
Image of a woman preparing to send Priority Mail.

Ship from Home

Print your own shipping and postage label at home. When your package is ready, schedule a free Package Pickup1 and your mail carrier will pick it up during normal business hours.

Schedule a Pickup

Addressing Military & Diplomatic Mail

Make sure you include the unit and box numbers, for APO/FPO/DPO shipping addresses (if assigned). To prevent mail from entering foreign mail networks, do not include city or country names in APO/FPO/DPO shipping addresses.

For example…

Army/Air Post Office (APO)

PSC 3 BOX 4120
APO AE 09021

Fleet Post Office (FPO)

UNIT 100100 BOX 4120
FPO AP 96691

Diplomatic Post Office (DPO)

UNIT 8400 BOX 0000
DPO AE 09498-0048

Military Guidelines & Country Regulations

You're responsible for mailing your package according to the destination country's regulations and requirements. Specific restrictions for the 5-digit Military Post Office ZIP Code you're shipping to will be outlined in the Click-N-Ship label-printing process.

Check “Can you send it?” information for general international and domestic prohibitions and restrictions. Check the latest Postal Bulletin for the most up-to-date, detailed regulations and requirements.

Can you send it? - Shipping Restrictions
USPS Postal Bulletin

Tips for Sending Military & Diplomatic Mail

Prepare Your Shipment Expand Collapse FAQ question

Whether shipping to domestic or overseas military and diplomatic Post Offices, make sure you follow the guidelines for preparing your shipment.

Preparing a Shipment
Shipping Restrictions

Print your own shipping label with postage and you'll be stepped through the customs form specific to the country you're sending to. You'll take the guessing out of the paperwork and can print your form right from your home printer.