Dex One (DEXO) 8-K Changes in Registrant.s Certifying Accountant

April 6, 2006

Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549

Commissioners:

We have read the statements made by R.H. Donnelley 401(k) Savings Plan (copy attached), which we understand will be filed with the Securities and Exchange Commission, pursuant to Item 4.01 of Form 8-K, as part of the Form 8-K of R.H. Donnelley 401(k) Savings Plan dated March 31, 2006. We agree with the statements concerning our Firm in such Form 8-K.

Very truly yours,

PricewaterhouseCoopers LLP