If a contact list filter is not in use by any running campaign, you can delete it.

  1. Click Admin.
  2. Under Outbound, click List Management.
  3. Click the Contact List Filters tab.
  4. Check the box for the filter that you want to delete.
  5. Click Delete.
  6. When prompted to confirm the delete operation, click Yes. The system deletes the contact list filter. Campaigns associated with this filter will no longer use it.