Released: Jan 4, 2010

JACKSONVILLE, Fla., (January 4, 2010) - CSX Corporation (NYSE: CSX) will present its fourth-quarter earnings on Wednesday, January 20, 2010 at 8:30 a.m. Eastern Time via teleconference and live internet webcast. The company expects to issue its fourth-quarter and year-end financial and operating results after the market close on Tuesday, January 19, 2010.

Those interested in participating via teleconference may dial 1-888-327-6279 (888-EARN-CSX) and ask for the CSX earnings call. Callers outside the U.S. dial 1-773-756-0199. Participants should dial in 10 minutes prior to the call.

Presentation materials and access to the live webcast will be available on the companys website at http://investors.csx.com.

Following the earnings call, a webcast replay of the presentation will be archived on the company's website. In addition, the replay will be available for download to a portable audio player or computer as a MP3 (or podcast) file. Both the replay and MP3 file will be available through the Investor's section at www.csx.com.

Contact:
David Baggs, Investor Relations
904-359-4812

Lauren Rueger, Corporate Communications
877-835-5279

About CSX
CSX Corporation, based in Jacksonville, Fla., is one of the nation's leading transportation companies, providing rail, intermodal and rail-to-truck transload services. The company's transportation network spans approximately 21,000 miles, with service to 23 eastern states and the District of Columbia, and connects to more than 70 ocean, river and lake ports. More information about CSX Corporation and its subsidiaries is available at the company's web site, www.csx.com.