Mexico City, June 3, 2008

On June 10, 2008, it is expected that the Telmex Internacional L Shares and A Shares will be distributed and will begin trading on the Mexican Stock Exchange. The distribution will be made to owners of Telmex shares as of the close of business on June 9, 2008.

The key dates for the commencement of trading of ADSs on the NYSE are expected to be as follows:

• June 9, 2008-Record date for the distribution of Telmex Internacional ADSs. Telmex ADS holders at the close of this record date will be entitled to receive Telmex Internacional ADSs.
• June 10, 2008-The Telmex Internacional L Share ADSs and A Share ADSs begin trading on a when-issued basis on the New York Stock Exchange.

• June 11, 2008-The Telmex Internacional L Share ADSs and A Share ADSs begin trading regular way on the New York Stock Exchange. Telmex ADSs trade ex the distribution of Telmex Internacional ADSs.

The commencement of trading remains subject to regulatory approvals. Telmex Internacional has filed a registration statement on Form 20-F with the U.S. Securities and Exchange Commission, and a similar report has been filed with the Mexican regulatory authorities and the Bolsa Mexicana de Valores, S.A. de C.V. (the "Mexican Stock Exchange"). The registration statement is available at www.telmexinternacional.com or www.sec.gov.

TELMEX is a corporation made up of Teléfonos de México, S.A.B. de C.V., its subsidiaries and affiliates, that provides telecommunications services in Mexico. The company’s service coverage comprises the operation of the nation’s most complete local and long distance networks. Additionally, TELMEX offers services like connectivity, Internet access, co-location, web hosting and interconnection services to other telecommunications operators.

Telmex Internacional is a Mexican holding company providing through its subsidiaries in Brazil, Colombia, Argentina, Chile, Peru and Ecuador a wide range of telecommunications services, including voice, data and video transmission, Internet access and integrated telecommunications solutions; pay cable and satellite television; and print and Internet-based yellow pages directories in Mexico, the United States, Argentina and Peru.

This press release contains forward-looking statements regarding consummation of the split-up of Telmex and commencement of trading of Telmex Internacional shares and ADSs. These statements should not be considered as statements of fact. Neither Telmex nor Telmex Internacional undertakes any obligation to update or revise any of these forward-looking statements, whether as a result of new information, future events or otherwise.