The Shipping APIs provide a common set of APIs you can use with multiple carriers. By default, all developer accounts come with access to USPS® shipping. You can integrate with additional carriers by following the onboarding instructions on the carrier’s overview page. To get started with a carrier, select the carrier below.






PB Presort


PB Presort

PB Cross-Border



Carrier Rules

To retrieve a carrier’s rules and destination countries, see Carrier Rules APIs.

Register a Carrier Account

To register a merchant’s outside carrier account for use with the PB Shipping APIs, see Carrier Account Registration.

Deactivate a Carrier

To deactivate a merchant carrier account, contact the PB Support Team at

Trademark Notices

The use of the following trademarks in the Pitney Bowes Shipping APIs has been granted by permission of the owners:

UPS, the UPS Shield trademark, the UPS Ready mark, the UPS Developer Kit mark, and the Color Brown are trademarks of United Parcel Service of America, Inc. All Rights Reserved.

The FedEx service marks are owned by Federal Express Corporation and are used by permission.