You can contact The Dun & Bradstreet Corporation's Board of Directors to provide comments, to report concerns, or to ask a question, at the following address.

To report complaints about D&B's accounting, internal accounting controls or auditing matters, please write to the Chairman of the Audit Committee care of our third party compliance vendor:

D&B Audit Committee Chairman
c/o AlertLine
NAVEX Global, Inc.
13950 Ballantyne Corporate Place
Suite 300
Charlotte, NC 28277

To report all other concerns to the non-management board of directors, please write to the Chairman of the Board care of our third party compliance vendor:

D&B Chairman of the Board
c/o AlertLine
NAVEX Global, Inc.
13950 Ballantyne Corporate Place
Suite 300
Charlotte, NC 28277

Communications that are not specifically addressed as indicated above will be provided to the Chairman of the Board.

You can report your concerns anonymously (by not including your name and/or contact information) or confidentially (by marking the envelope of your communication as "Confidential").

All communications will be provided first to D&B's Compliance Officer, who will forward them on to the applicable director after review.

D&B's Compliance Officer will not forward non-substantive communications that are unrelated to the duties and responsibilities of the Board, such as: spam, business solicitations or advertisements, resumes, product related inquiries, junk mail or mass mailings, service complaints or inquiries, personal grievances, any threatening or hostile communications or similarly unsuitable communications. As appropriate, such items may be redirected to internal management for investigation, resolution and/or response.