Live USPS prices, for every ZIP Code.

Connect your USPS developer app under Store, Carriers and checkout shows USPS prices for each order, quoted by USPS for the shopper's ZIP Code. Choose which mail classes shoppers can pick.

Works today
Part of selling online, on Enterprise
Your own USPS app

Start your website How to connect it

The owner of an invented candle workshop pouring wax into a row of jars in bright sun

Fictional business. Generated photograph, sample figures.

What you get

A USPS price for every ZIP Code.

Checkout shows USPS prices for each order, quoted by USPS for the shopper's ZIP Code.
You choose which mail classes shoppers can pick: Ground Advantage, Priority Mail or Priority Mail Express.
Your USPS contract prices are used when you add the payment account they are on.
Each mail class can have a fallback price, so shoppers can still check out when USPS is slow.

Larch & Ember · Orders

Order 1048Paid

2 ofCedar & Smoke$56.00
ShippingUSPS Ground Advantage$8.45
Total$64.45

Quoted by USPS for this ZIP Code.

Fictional business. Sample figures.

Set it up

Connected in three steps.

Open Store, then Carriers.
Add the Consumer Key and Secret of your USPS app, and choose the mail classes shoppers can pick.
Checkout shows USPS prices for each order.

Asks USPS for a price for each order, for the shopper's ZIP Code.
Brings nothing from USPS into Mirin.
You connect your own free app at developers.usps.com, with a USPS business account.
Add the payment account your USPS contract prices are on and checkout uses them.
It prices parcels within the United States, through your store's shipping zones.

Read the guide

Store · Carriers

USPSLarch & Ember's own accountCheckingConnected

Ship from: 21 Larch Street, Alder Bay, RI
Services: Ground AdvantagePriority MailPriority Mail Express
Box: 10 by 8 by 4 inches

Checkout now shows USPS prices for each order.

Mirin's own screen, with sample details.

Goes well with

One connection is good. A few work together.

Each one has its own page, with what you get and one thing to try.

UPSWorks today
Live UPS prices at checkout, quoted for each shopper's address.
You getGround, 2nd Day Air and the other services you choose.
FedExWorks today
Live FedEx prices at checkout, from your own FedEx account with its discounts.
You getExpress Saver, 2Day and the other services you choose.
DHL ExpressWorks today
Live DHL Express prices at checkout for shoppers abroad, from your own DHL Express account.
You getExpress Worldwide, 12:00 and 9:00 for orders going abroad.

Each name and mark belongs to its owner. Mirin works with these services and is not sponsored or endorsed by them.

Live USPS prices, for every ZIP Code.

A USPS price for every ZIP Code.

Connected in three steps.

One connection is good. A few work together.

Your website first. Then everything it works with.