Potlatch (PCH)

NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

The Annual Meeting of Stockholders of Potlatch Corporation will be held at The Spokane Club (Downtown), 1002 W. Riverside Avenue, Spokane, Washington 99201, on Monday, May 4, 2009, at 9:00 a.m. local time.

We are holding this meeting to:

Your Board of Directors has selected March 23, 2009, as the record date for determining stockholders entitled to notice of the meeting and to vote at the meeting and at any adjournment or postponement.

Potlatch’s proxy statement, proxy card or voting instruction form and 2008 Annual Report are being distributed to stockholders on or about April 3, 2009. Your vote is important, so please vote your shares promptly. To vote your shares, please refer to the instructions on the enclosed proxy card or voting instruction form, or review the section titled “Voting” beginning on page one of the accompanying proxy statement.

By Order of the Board of Directors,

PAMELA A. MULL

Corporate Secretary

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NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

The Annual Meeting of Stockholders of Potlatch Corporation will be held at the Hotel Lusso, North One Post Street, Spokane, Washington, on Monday, May 5, 2008, at 9:00 a.m. local time.

We are holding this meeting to:

Your Board of Directors has selected March 24, 2008, as the record date for determining stockholders entitled to notice of the meeting and to vote at the meeting and at any adjournment or postponement.

Potlatch’s proxy statement, proxy card or voting instruction form and 2007 Annual Report are being distributed to stockholders on or about April 4, 2008. Your vote is important, so please vote your shares promptly. To vote your shares, please refer to the instructions on the enclosed proxy card or voting instruction form, or review the section titled “Voting” beginning on page one of the accompanying proxy statement.

By Order of the Board of Directors,

MICHAEL S. GADD

Corporate Secretary

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NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

The Annual Meeting of Stockholders of Potlatch Corporation will be held at the Hotel Lusso, North One Post Street, Spokane, Washington, on Monday, May 7, 2007, at 9:00 a.m. local time.

We are holding this meeting to:

Your Board of Directors has selected March 30, 2007, as the record date for determining stockholders entitled to notice of the meeting and to vote at the meeting and at any adjournment or postponement.

Potlatch’s proxy statement, proxy card or voting instruction form and 2006 Annual Report are being distributed to stockholders on or about April 9, 2007. Your vote is important, so please vote your shares promptly. To vote your shares, please refer to the instructions on the enclosed proxy card or voting instruction form, or review the section titled “Voting” beginning on page one of the accompanying proxy statement.

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NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

The Annual Meeting of Stockholders of Potlatch Corporation will be held at the Hotel Lusso, North One Post Street, Spokane, Washington, on Monday, May 8, 2006, at 9:00 a.m. local time.

We are holding this meeting to:

Your Board of Directors has selected April 3, 2006, as the record date for determining stockholders entitled to notice of the meeting and to vote at the meeting and at any adjournment or postponement.

Potlatch’s proxy statement, proxy card or voting instruction form and 2005 Annual Report are being distributed to stockholders on or about April 10, 2006. Your vote is important, so please vote your shares promptly. To vote your shares, please refer to the instructions on the enclosed proxy card or voting instruction form, or review the section titled, “Voting,” beginning on page one of the accompanying proxy statement.

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