SCHEDULE 14A

(RULE 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a)

of the Securities Exchange Act of 1934

Filed by the Registrant  x

Filed by a Party other than the Registrant  ¨

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¨	Preliminary Proxy Statement	¨	CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (AS PERMITTED BY RULE 14A-6(E)(2))
¨	Definitive Proxy Statement
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Laboratory Corporation of America Holdings

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

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¨  Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.

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*** Exercise Your Right to Vote ***

IMPORTANT NOTICE Regarding the Availability of Proxy Materials

LABORATORY CORPORATION OF AMERICA HOLDINGS

LABORATORY CORPORATION OF AMERICA HOLDINGS 358 SOUTH MAIN STREET

BURLINGTON, NC 27215

Meeting Information

Meeting Type: Annual For holders as of: 03/13/09

Date: 05/06/09 Time: 9:00 A.M., EDT Location: The Paramount Theater 128 East Front Street Burlington, NC 27215

You are receiving this communication because you hold shares in the company named above.

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

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Before You Vote

How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:

NOTICE AND PROXY STATEMENT ANNUAL REPORT

How to View Online:

Have the 12-Digit Control Number available (located on the following page) and visit: www.proxyvote.com.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:

1) BY INTERNET: www.proxyvote.com

2) BYTELEPHONE: 1-800-579-1639

3) BY E-MAIL*: sendmaterial@proxyvote.com

* If requesting materials by e-mail, please send a blank e-mail with the 12-Digit Control Number (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. To facilitate timely delivery, please make the request as instructed above on or before 04/22/09.

How To Vote

Please Choose One of the Following Voting Methods

Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the 12-Digit Control Number available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

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Voting Items

The Board of Directors recommends that you vote “FOR” all the nominees listed under Item No. 1 and “FOR” Item No. 2.

1. Election of the members of the Company’s Board of Directors.

Nominees:

1a. Thomas P. Mac Mahon 1b. Kerrii B. Anderson 1c. Jean-Luc Bélingard 1d. David P. King 1e. Wendy E. Lane 1f. Robert E. Mittelstaedt, Jr. 1g. Arthur H. Rubenstein, MBBCh

1h. M. Keith Weikel, Ph.D

1i. R. Sanders Williams, M.D.

2. Ratification of the appointment of PricewaterhouseCoopers LLP as Laboratory Corporation of America Holdings’ independent registered public accounting firm for 2009.

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