FINANCIAL CALENDAR

FINANCIAL CALENDAR New York and Luxembourg -- January 10, 2003 -- Millicom International Cellular S.A. (MIC) (Nasdaq Stock Market: MICC), the global telecommunications investor, announces the following dates for the release of its quarterly results statements and the Annual General Meeting for 2003: Q4 2002 and Full Year February 12, Report: 2003 Q1 2003 Interim Report: April 24, 2003 Annual General Meeting: May 27, 2003 Q2 2003 Interim Report: August 6, 2003 Q3 2003 Interim Report: October 22, 2003 Millicom International Cellular S.A. is a global telecommunications investor with cellular operations in Asia, Latin America and Africa. It currently has a total of 17 cellular operations and licenses in 16 countries. The Group's cellular operations have a combined population under license (excluding Tele2) of approximately 369 million people. In addition, MIC provides high-speed wireless data services in seven countries. MIC also has a 6.8% interest in Tele2 AB, the leading alternative pan-European telecommunications company offering fixed and mobile telephony, data network and Internet services to over 16 million customers in 21 countries. The Company's shares are traded on the Nasdaq Stock Market under the symbol MICC. CONTACTS: Marc Beuls Telephone: President and Chief +352 27 759 101 Executive Officer Millicom International Cellular S.A., Luxembourg Andrew Best Telephone: Shared Value Ltd, London +44 (0) 20 7321 5022 Visit MIC's homepage at http://www.millicom.com ------------------------------------------------------------ This information was brought to you by Waymaker http://www.waymaker.net The following files are available for download: http://www.waymaker.net/bitonline/2003/01/10/20030110BIT00510/wkr0001.doc http://www.waymaker.net/bitonline/2003/01/10/20030110BIT00510/wkr0002.pdf