Pack of 10 or 25 9-7/16" (L) x 6-7/16" (W) x 2-3/16" (H) $0.00 Priority Mail® Forever Prepaid Flat Rate Large Box Includes Customer's Return Address 12-1/4" (L) x 12" (W) x 6" (H) $31.40

Use USPS PO Boxes for business or personal use. Learn how to reserve, rent, renew, and manage a PO Box online, as well as how much a PO Box costs.

Pack of 10 15" (L) x 9-1/2" (H) $0.00 Priority Mail Flat Rate® Small Box Single, Pack of 10 or 25 8-11/16" (L) x 5-7/16" (W) x 1-3/4" (H) $0.00

Select another box size or Post Office™ location to find an available box. If you choose to apply for the waitlist, we will send general details on timing and upcoming availability in your waitlist confirmation …

Find USPS locations like Post Offices, collection boxes, and kiosks so you can send packages, mail letters, buy stamps, apply for passports, get redeliveries, and more.

Welcome to USPS.com. Track packages, pay and print postage with Click-N-Ship, schedule free package pickups, look up ZIP Codes, calculate postage prices, and find everything you need for …

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.

Shop our selection of Free Shipping Supplies Shipping Supplies on the USPS.com Postal Store

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 …