BETHESDA, Md. – USEC Inc. (NYSE:USU) will broadcast its next quarterly conference call with shareholders and the financial community over the Internet on Thursday, March 17, 2005, at 8:30 a.m. ET. The Company will release its earnings for the fourth quarter and fiscal year ended December 31, 2004, at the close of markets on Wednesday, March 16.

The regularly scheduled call with shareholders and analysts will be open to listeners who may log in through the Company’s website, www.usec.com. A link to the call will be located in the Investor Relations section and a replay will be available through April 2, 2005.

USEC Inc., a global energy company, is the world’s leading supplier of enriched uranium fuel for commercial nuclear power plants.

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