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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!
First Class Mail, Media Mail, Parcel Post, Priority Mail, and Priority Mail Express
First Class Mail International, Priority Mail International, and Priority Mail Express International
Quick, easy, and convenient!
Save big on short-distance shipping!
Easily compare rates for various USPS services
Provides quick tracking information and proof of shipment
Get a free developer account (no credit card required) to start building with our APIs. Or, contact a shipping expert for more info.