2-8 Customer Support

The Postal Service’s Technical Support Team is available to assist mailers with certification and applications for the bulk proof of delivery program. Publication 91 provides complete information on certification procedures.

The mailer must complete and submit PS Form 5053 to the Technical Support Team as indicated on PS Form 5053.

Technical support for existing bulk proof of delivery mailers is as follows:

  1. Signature Extract File: Technical support for file transfer problems or issues is available by calling 877-264-9693, Option 2.
  2. CD-ROM: For a lost or damaged CD-ROM, contact the Technical Support team at 877-264-9693, Option 1, for a replacement. Replacement CD-ROMs are available for 30 days after the creation date.



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