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 Data Processing Services - market with a clean, accurate database
Because your data is valuable, we offer a full suite of solutions designed to keep your customer file up-to-date and accurate. Update your lists, learn more about your customers and improve deliverability with data processing services from infoUSA.
Enhance your customer file
     Data Append - add valuable demographic/psychographic information
to your file and increase the effectiveness of your marketing efforts.
          • Businesses - phone, address, e-mail address, line of business, sales
       volume, contact name, title and many more.
          • Consumers - phone, address, e-mail address, household income, age,
       occupation, education, presence of children and many more.
Clean your database
     Merge/Purge - combine multiple files and eliminate duplicate names.
     List Suppression - find prospects that are not in your customer file; keep duplicate records out of your database.
Improve Deliverability
     National Change of Address (NCOA Link) - ensure your mail piece gets to
the right target and decrease returned mail.
     Address Standardization and ZIP+4 - increase deliverability and get
discounted postal rates.
   Call now to get started!
Donnelley Marketing, a company of infoUSA, is a non-exclusive Full Service Provider
Licensee of the United States Postal Service®, DSF2® processing is provided by a
non-exclusive licensee of the USPS®. The following trademarks are owned by the USPS:
CASS, CASS Certified. DPV, DSF2, United States Postal Services, First-Class, First-Class
Mail, NCOALink, LACSLink, Postal Service, Standard Mail, U.S. Postal Service, USPS, ZIP,
ZIP Code, and ZIP + 4.

Other data processing services
Delivery Sequence File (DSF2) - verifies address accuracy and address type.
Location Address Conversion System
(LACS Link)
- identifies and corrects addresses that have been changed for 911 emergency services.
Modeling - discovers characteristics particular to your customers and prospects most likely to respond to your offer.
Deceased Master File - find and eliminate deceased individuals; maintain a level of quality and integrity.
Privacy - prevent fines, legal bills and negative publicity with our suppression options, including:
     • National, state and DMA do-not-call lists
     • Public record data
     • Correctional facilities
     • Children's records
     • Nursing and retirement homes
     • And many more
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Need immediate assistance? Call us at 800.321.0869