Notify USPS® of your political mailing. Providing a copy of your mailpiece and your PS Form 3600 or 3602 will help us plan for receiving your mail in advance.
To report a problem with a political mailing that we've already processed, submit our online help form. For us to better assist you, please have a copy of your mailpiece and your PS Form 3600 or 3602 ready to upload.
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