EasyPost can integrate with whatever application, WMS, OMS, or system you use for your shipping operations. Our flexible and easy-to-use RESTful API makes it simple to integrate our label-printing capabilities with your business' technology stack. Plus, we have all the client documentation and support to get you set up and printing USPS ZPL in minutes.
Track packages across all major carriers.
Validate domestic and international addresses.
Learn how to handle international shipping seamlessly.
Shipping insurance for all items sent with EasyPost.
QALO uses EasyPost’s API to automate their returns for an unbeatable customer experience.
With EasyPost's API, Expedited Passports & Visas cut their operational load in half.
Casper sped up their European launch thanks to EasyPost's support of over 30+ European carriers.
Sign up and start shipping in the same day. We have our USPS API live and ready for you to test with. We also have extensive client documentation in over seven different languages to help you get started. If you have any questions, or if you want to talk logistics, feel free to reach out to one of our shipping experts.