Priority Mail

1-3 Business Days1
Get more for your money with fast domestic service, including flat rate shipping, in 1, 2, or 3 business days1 based on where your package starts and where it’s being sent. Beginning at $6.70 at Post Office™ locations and online.
Find out how long it may take your package to reach its U.S. destination.Priority Mail Delivery Map
Flat Rate Pricing2
No weighing or calculating needed up to 70 lbs. Flat Rate offers one rate to any state.
Ship Now Priority Mail ExpressFeatures
- Free Package Pickup3 service at your home or office
- Includes USPS Tracking® when you ship online and at retail4
- Delivery in 1 to 3 business days.
- Includes up to $50 of insurance5 with most shipments6 (restrictions apply)
- No surcharges for fuel or residential, rural, and regular Saturday7 delivery
- Flat Rate, regional, and prepaid pricing (retail only) available
Pricing
Except for Priority Mail Flat Rate® packaging, Priority Mail® prices are based on weight and zone. And with Prepaid Forever® Priority Mail Flat Rate you get the same Flat Rate pricing with the added convenience of Forever postage.
Calculate expected domestic shipping costs for domestic shipments using the Price Calculators.
Calculate a Price
Additional Pricing Information
See Pricing Files
Calculate Volume Prices
Retail Price List
Commercial Base Price List
Priority Mail Flat Rate® Products
Free Supplies8 | Shipping Price | Dimensions | Great for... |
---|---|---|---|
Flat Rate Envelope | $6.55 commercial base $6.70 Post Office (retail & online) |
12 1/2" x 9 1/2" | LettersDocuments Manuscripts |
Gift Card Flat Rate Envelope | $6.55 commercial base $6.70 at Post Office (retail & online) |
10" x 7" | Oversized Greeting Cards Gift Cards |
Window Flat Rate Envelope | $6.55 commercial base $6.70 at Post Office (retail & online) |
10" x 6" 12 1/2" x 9 1/2" |
Pre-addressed Envelopes |
Small Flat Rate Envelope | $6.55 commercial base $6.70 at Post Office (retail & online) |
10" x 6" | SmallDocuments Passports |
Padded Flat Rate Envelope | $7.10 commercial base $7.25 at Post Office (retail & online) |
12 1/2" x 9 1/2" | ClothingBooksBoxed Jewelry |
Legal Flat Rate Envelope | $6.85 commercial base $7.00 at Post Office (retail & online) |
15" x 9 1/2" | LegalDocuments |
Small Flat Rate Box | $7.05 commercial base $7.20 at Post Office (retail & online) |
Outside: 8 11/16" x 5 7/16" x 1 3/4" Inside: 8 5/8" x 5 3/8" x 1 5/8" |
BrochuresSmall Electronics |
Medium Flat Rate Box – 1 (top-loading) |
$12.85 commercial base $13.65 at Post Office (retail & online) |
Outside: 11 1/4" x 8 3/4" x 6" Inside: 11" x 8 1/2" x 5 1/2" |
OfficeSupplies Shoes |
Medium Flat Rate Box – 2 (side-loading) |
$12.85 commercial base $13.65 at Post Office (retail & online) |
Outside: 14" x 12" x 3 1/2" Inside: 13 5/8" x 11 7/8" x 3 3/8" |
OfficeSupplies Shoes |
Large Flat Rate Box | $17.65 commercial base $18.90 at Post Office (retail & online) |
Outside: 12 1/4" x 12 1/4" x 6" Inside: 12" x 12" x 5 1/2" |
LaptopComputers Gifts etc. |
APO/FPO/DPO Flat Rate Box | $16.15 commercial base $17.40 at Post Office (retail & online) |
Outside: 12 1/4" x 12 1/4" x 6" Inside: 12" x 12" x 5 1/2" |
Sending Giftsto the troops |
Large Flat Rate Board Game Box | $17.65 commercial base $18.90 at Post Office (retail & online) |
Outside: 24 1/16" x 11 7/8" x 3 1/8" Inside: 23 11/16" x 11 3/4" x 3" |
Board Games |
Prepaid Forever® Priority Mail Flat Rate® Packaging |
From $6.70 at Post Office (retail & online) | Various sizes available |
Various options |
Priority Mail Regional Rate®
A low-cost shipping alternative for commercial and online customers who are currently using Priority Mail or Merchandise Return Service. With more than one size to choose from, the boxes combine the speed and convenience of Priority Mail shipping with zone pricing to reduce costs. Please note Regional Rate Box C was discontinued. Regional Rate Boxes A and B are best used for small, dense packages being shipped short distances.
Priority Mail Open & Distribute®
Expedite the transportation of your bulk mailings with Priority Mail Open & Distribute. We use regular Priority Mail distance-based prices to quickly move your mailings at a reasonable cost. And with a special barcoded label, you can track your shipment.
Restrictions
Maximum weight is 70 lbs.
Maximum combined length and girth (girth is the distance around the thickest part) is 108".
When sealing a Flat Rate Envelope or Box, the container flaps must be able to close within the normal folds.
There are specific regulations and standards for mailing restricted, prohibited, and hazardous materials, including cigarettes and smokeless tobacco.
Packages shipped to a Military Post Office™ (APO/FPO/DPO) pay domestic prices, but require a customs form and have specific restrictions. In some cases, a Military Post Office may not be able to accept Priority Mail Express® packages.
Disclaimers
In most cases, the expected delivery date printed on your receipt or provided at checkout will reflect a delivery time of 1, 2, or 3 business days and is based on origin, destination, and drop-off time. The expected delivery date does not come with a money-back guarantee.
Back to legal disclaimer 1For mailable items up to 70 lbs.
Back to legal disclaimer 2For details on free Package Pickup, visit Schedule a Pickup
. Back to legal disclaimer 3Excludes Prepaid Forever Priority Mail Flat Rate products.
Back to legal disclaimer 4Available only for certain products and to certain destinations. Restrictions and exclusions apply. Insurance does not cover certain items. For details, visit 609.4.3 (Non-payable Claims), 609 (Filing Indemnity Claims for Loss or Damage), and 503.4 (Insured Mail) of the Domestic Mail Manual.
Back to legal disclaimer 5To qualify for included insurance, Priority Mail domestic shipments must have the applicable USPS tracking barcode. Insurance is not included for Priority Mail shipments sent using Merchandise Return Service (MRS), Priority Mail Open & Distribute, Premium Forwarding Service-Residential or Premium Forwarding Service-Commercial. For shipments valued at more than $50, additional insurance may be available for purchase. When additional insurance is purchased, it replaces the included insurance.
Back to legal disclaimer 6If Saturday is a national holiday, Priority Mail Express service may be available for an added fee.
Back to legal disclaimer 7Boxes and envelopes are delivered with your regular mail usually within 7 to 10 business days.
Back to legal disclaimer 8