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| Subsidiary Name | Type of Entity | State or Country of Organization or Incorporation |
| Harte-Hanks Belgium N.V. | Corporation | Belgium |
| Harte-Hanks Direct, Inc. | Corporation | New York |
| Harte-Hanks Direct Marketing/Jacksonville LLC | Limited Liability Company | Delaware |
| Harte Hanks Europe B.V. | Corporation | The Netherlands |
| Harte-Hanks Florida, Inc. | Corporation | Delaware |
| Harte-Hanks GmbH | Corporation | Germany |
| Harte-Hanks Logistics, LLC | Limited Liability Company | Florida |
| Harte-Hanks Philippines, Inc. | Corporation | Philippines |
| Harte-Hanks Print, Inc. | Corporation | New Jersey |
| Harte-Hanks Response Management/Austin, Inc. | Corporation | Delaware |
| Harte-Hanks Response Management/Boston, Inc. | Corporation | Massachusetts |
| Harte-Hanks SRL | Limited Liability Company | Romania |
| Harte-Hanks STS, Inc. | Corporation | Delaware |
| Harte Hanks Tranquility Limited | Limited Liability Company | United Kingdom |
| Harte Hanks UK Limited | Limited Liability Company | United Kingdom |
| Harte Hanks Direct Marketing/Baltimore, Inc. | Corporation | Maryland |
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| HHMIX SAS | Limited Liability Company | France |
| Harte-Hanks Market Intelligence Espana LLC | Limited Liability Company | Colorado |
| Harte-Hanks Do Brazil Consoltoria E Servicos LTDA. | Limited Liability Company | Brazil |
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| Harte-Hanks Direct Marketing/Cincinnati, Inc. | Corporation | Ohio |
| Harte-Hanks Direct Marketing/Fullerton, Inc. | Corporation | California |
| Southern Comprint Co. | Corporation | California |
| Harte-Hanks Shoppers, Inc. | California | California |