Each EasyPost account is automatically provided a USPS account with Commercial Plus Pricing managed by EasyPost. Additional carrier accounts can be added from the carriers dashboard page or via API. Check out easypost.com/carriers for a complete list of carriers we support.
How to add a carrier from the dashboard
1. Click your email on the top left hand side of the screen and select 'Carrier Accounts'.
2. Search and select your carrier.
3. Complete the required fields (certain carriers may require online login authorization) and click 'Create'.
- The reference field is an optional field that can be used as your own internal label for your personal reference. Depending on the carrier, the reference may be printed on the label.
Frequently Asked Questions
Which carriers do you partner with?
We partner with over 65+ carriers, and we're open to supporting more carriers if customer demand justifies it.
For a complete list of supported carriers and services, click here. If you don't see your carrier on our list, contact us and we can talk about adding them to our API.
Where can I get a list of services provided by your supported carriers?
You can get a list of all the service levels on in our API documentation here.
May I request that you add a carrier for support?
You certainly can. Just let us know which carrier you’re using, as well as your expected monthly shipping volume, and we’ll see if it’s feasible to add your carrier to our platform. Reach out to us at email@example.com to start the conversation.
What happens when a carrier fails upstream from the API?
If a carrier isn't responding upstream from us, the API will return 400 and 500 errors.
Also, if a carrier isn't responding from a multi-carrier rating call, we will still display all available rates from all available carriers. The unresponsive carrier will return a rate error message that can be found in the Shipment Object's
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