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Sign Up For Informed Delivery®

Step 1: Enter Your Invitation Code

Your Invitation Code can be found on the letter you received in the mail.

* Exterior images are only provided for letter-size mailpieces that are processed through USPS' automated equipment. Color images from participating mailers are also included. Package tracking information on Priority Mail®, Priority Mail Express®, and other trackable parcels is also included. Visit for additional information and limitations.