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. Place labels for extra services above the delivery address and to the right of the return address, or to the left of the delivery address. Use stamps, a postage meter, or a PC Postage system to affix the correct amount. You can calculate and purchase postage online at www.usps.com.

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.

March 20, 2026 - USPS packaging guidelines for 2026 - Learn size limits, material requirements, sealing methods, and ECT ratings. Save money with proper packaging compliance.

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Parcels over ¾-inch thick (or ... bags or wrap, or even cloth. Poly mailers for USPS must be at least 2 mils thick for shipments up to 5 pounds and 4 mils thick for shipments up to 10 pounds....

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Reviewing USPS Publication 52, Hazardous, Restricted, & Perishable Mail to find out if your item is mailable. Complying with Postal Service™ regulations and U.S. laws and regulations. Packing your package securely and marking it as required.

February 2, 2024 - USPS postage rules require that postage be calculated accurately and that stamps or printed labels are correctly affixed to the package. Underpayment can result in delivery delays or additional charges, while overpayment leads to unnecessary expenses. Shipping lithium batteries requires adherence to specific safety guidelines ...

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages and Containing Liquids ·

USPS Returns Service · Parcel Return Service · Bulk Parcel Return Service · 507 Mailer Services · Treatment of Mail · Forwarding · Hold for Pickup · Address Correction Service · Package Intercept · Requesting Withdrawal and Disposal of a Mailing · Pickup Service ·

Are you looking to ship a parcel within the United States? Here's a complete guide to the major carriers' shipping and packaging requirements.

How to calculate package size and weight, and definition of dimensional weight pricing.

Effective November 6, 2023, the Postal Service™ will revise Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM®), in various sections, to clarify requirements for using USPS®-produced packaging for Priority Mail Express®, Priority Mail®, and USPS Connect™ ...

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages and Containing Liquids ·

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages ...

May 24, 2023 - Your item must be a maximum of 15 x 12 x .75 inches Parcels If you are shipping a parcel, USPS package size restrictions mandate that the item must be, at the minimum, at least 3 x 6 x 1.4 inches thick.

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages and Containing Liquids ·

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages and Containing Liquids ·

2 General Guidelines · 21 Mailability · 211 General · 212 Mailer Responsibility · 213 Authority · 214 Appeals · 215 Requests for Rulings · 216 Nonmailable Matter Found in the Mail · 22 Marking Requirements · 221 General · 222 Other USPS Labels and Tags · 223 Orientation Markings for Packages and Containing Liquids ·