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The Postal Service has several options to assist you with creating your bulk mailing.

  • — This website from the USPS contains information about bulk mail rates, classes, postage, and much more.
  • — The USPS Quick Service Guide is a comprehensive resource for mailing letters, flats, and parcels. It contains sections on bulk mailing that you may find useful.
  • Support — You can contact a USPS customer service representative at 1-800-ASK-USPS.
  • Mailpiece Design Analysts (MDAs) — Mailpiece Design Analysts are postal employees who provide advice and answer questions regarding mail piece design. You can find a Mailpiece Design Analyst in your area by visiting or by contacting your Post Office.