NASDAQ - LETTER OF NOTICE

New York and Stockholm – September 18, 2007 – Millicom International Cellular S.A. (Nasdaq Stock Market: MICC and Stockholmsbörsen: MIC), the global telecommunications company, today announced, in accordance with NASDAQ Marketplace Rule 4803(a), that it received a letter from the NASDAQ Listing Qualifications Department indicating that it was not in compliance with the independent director and audit committee requirements as set forth in Marketplace Rule 4350.

This non-compliance resulted from the vacancy on the Company’s Board of directors due to the resignation of Mr. Tope Lawani on September 3, 2007, a Director and Audit Committee member. In its letter, NASDAQ provided the Company a cure period until the earlier of the Company's next annual shareholders’ meeting or September 3, 2008, to regain compliance. The Company fully expects to regain compliance prior to the expiration of the cure period.

Millicom International Cellular S.A. is a global telecommunications group with mobile operations in Asia, Latin America and Africa. It currently has mobile operations and licenses in 16 countries. The Group’s mobile operations have a combined population under license of approximately 280 million people.

This press release may contain certain “forward-looking statements” with respect to Millicom’s expectations and plans, strategy, management’s objectives, future performance, costs, revenues, earnings and other trend information. It is important to note that Millicom’s actual results in the future could differ materially from those anticipated in forward-looking statements depending on various important factors. Please refer to the documents that Millicom has filed with the U.S. Securities and Exchange Commission under the U.S. Securities Exchange Act of 1934, as amended, including Millicom’s most recent annual report on Form 20-F, for a discussion of certain of these factors.

All forward-looking statements in this press release are based on information available to Millicom on the date hereof. All written or oral forward-looking statements attributable to Millicom International Cellular S.A., any Millicom International Cellular S.A. employees and representatives acting on Millicom’s behalf are expressly qualified in their entirety by the factors referred to above. Millicom does not intend to update these forward-looking statements.

CONTACTS

Marc Beuls
President and Chief Executive Officer
Millicom International Cellular S.A., Luxembourg
Telephone: +352 27 759 327

David Sach
Chief Financial Officer
Millicom International Cellular S.A., Luxembourg
Telephone: +352 27 759 327

Andrew Best
Investor Relations
Telephone: +44 7798 576 378