MCI Responds to Competitors' Claims

ASHBURN, Va., July 28, 2003 - MCI (WCOEQ, MCWEQ) today responded to media reports describing claims by its competitors that it has inappropriately handled access fees. The following statement should be attributed to Michael D. Capellas, MCI chairman and chief executive officer: "Today the company met with the U.S. Attorneys Office to gain an understanding of the nature of their inquiry. We committed to them our full cooperation in their efforts. We also are conducting our own internal analysis and are working vigorously to gather data so that we can provide the most complete set of facts. "As I have said all along, we will do the right thing. We have a zero-tolerance policy and if any wrongdoing is discovered you can be certain that we will take appropriate action swiftly." About WorldCom, Inc.
WorldCom, Inc. (WCOEQ, MCWEQ), which currently conducts business under the MCI brand name, is a leading global communications provider, delivering innovative, cost-effective, advanced communications connectivity to businesses, governments and consumers. With the industry's most expansive global IP backbone, based on company-owned POPs, and wholly-owned data networks, WorldCom develops the converged communications products and services that are the foundation for commerce and communications in today's market. For more information, go to http://www.mci.com.