Update USPS Postage Account Billing Details | How To

ShippingEasy processes all USPS postage purchases through Stamps.com. It is easy to update your Stamps.com account to add a new credit card or change your billing address.

1. Click the POSTAGE AND CARRIERS link in the top right corner of your ShippingEasy account.
2.  On the POSTAGE AND CARRIERS page, locate your Stamps.com account and click Manage Account.
   
3. Click Account Settings.
   
4. This will take you to your Stamps.com account's Payment Settings page. Here you review your Payment Addresses. Click edit to make any updates necessary.
   

You are done! Stamps.com will now use your updated information when billing you for postage balance purchases.