USPS

With the ShipEngine platform and USPS API Integration, shipping for your business is easier and more convenient than ever with rate comparison, pricing, tracking, proof of shipment, and more! To print USPS postage online, you need to have

your own USPS postage account with Stamps.com. ShipEngine users can get up to 89% off retail prices and up to 15% off Commercial Plus Pricing (CPP) on Priority Mail®.  We even include a Stamps.com account for FREE when you sign-up with ShipEngine, so there’s no extra cost to you!

We Support

Access to all Domestic USPS Mail Classes

First Class Mail, Media Mail, Parcel Post, Priority Mail, and Priority Mail Express

Access to all International USPS Mail Classes

First Class Mail International, Priority Mail International, and Priority Mail Express International

Flat Rate Pricing

Quick, easy, and convenient!

Regional Rate Pricing

Save big on short-distance shipping!

Real-time Rate Calculation

Easily compare rates for various USPS services

USPS SCAN Form Support

Provides quick tracking information and proof of shipment