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DSF2®

DSF is an approved method outlined in the Domestic Mail Manual for sequencing mail pieces in walk-sequence when not using a simplified address.

Who is DSF2® for?

To become a DSF2® Licensed Service Provider, applicant must be in the business of, or planning to be in the business of, providing address verification and list processing services.

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Periodicals
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Description

What is DSF?

The DSF Product identifies whether a ZIP + 4® coded address is currently represented in the USPS® delivery file as a known address record. The DSF Product contains vacant, residential, business or seasonal address information. It also identifies if an address is delivered to a curb-side mailbox or by a door-slot. This information will allow for more targeted mailings. DSF processing is one of the approved methods outlined in the Domestic Mail Manual for sequencing mail pieces in walk-sequence when not using a simplified address.

What documentation do I need for DSF?

Once you have decided to apply to become a DSF, the next step is to complete the certification process. The process includes the completion of the following documentation:

  • Application
  • Confidentiality Statement
  • Self-Certification Survey
  • Key Personnel Listing
  • Security Documentation
  • Technical Proposal
  • Licensee Survey
  • Equipment Information

Upon completion of these documents, the license must be executed, including the payment of the appropriate licensing fees.

The annual license fee for DSF2 is $114,000.00.

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Featured Resources

DSF2® Developer Resources

DPV®/DSF2® License Performance Requirements (LPR) Updates

DSF2® Licensing & Certification Resources

  • Applications/ Forms 02/27/2018

    Licensing and Certification Key Personnel Form for DSF2®

    This document contains an application form, Licensing and Certification Key Personnel Form, for Delivery Sequence File Second Generation (DSF2®).

  • Tech Guides 03/02/2018

    Advertising Technical Guide

    Advertising technical guide for licensed products.

  • Fact Sheets

    Information on Public Seed Records

    This document provides facts and additional information on Public Seed records.

  • Contact Lists 06/02/2017

    DSF2® Licensees

    This document contains a list of DSF2® licensed providers with contact information.

  • Quick Service Guides 02/27/2018

    DSF2® Certification Package

    The following material describes the necessary steps of the certification process to qualify for a license to the DSF2 Licensed Service.

DSF2® Archived Announcements

Related Products

DPV®

The DPV® Product identifies whether a ZIP + 4® coded address is currently represented in the USPS® delivery file as a known address record

ZIP + 4® Product

The ZIP + 4® Product is a base reference file that can be accessed by an application to assign the correct ZIP + 4® Code associated with a physical address.

Contact

For more information on the DSF licensing and certification process, please contact the Move Update Support Department at 1-800-589-5766.

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