Millicom filing to terminate registration of its Common Stock and SEC reporting obligations

| Source: Millicom International Cellular S.A.
Stockholm, October 12, 2012 – Millicom International Cellular S.A. (“Millicom”)
(Stockholmsbörsen: MIC) hereby announces that it intends to terminate the
registration of its Common Stock, par value $1.50 per share, and its reporting
obligations under Section 15(d) of the Securities Exchange Act of 1934, as
amended, with the United States Securities and Exchange Commission (the “SEC”).
For this purpose, Millicom intends to file with the SEC a certification under
Form 15F today (October 12, 2012). Upon such filing, Millicom’s reporting
obligations with the SEC will be suspended immediately. The termination of
Millicom’s registration and reporting obligations is expected to become
effective no later than 90 days after such filing if there are no objections
from the SEC.

Chief Financial Officer
François-Xavier Roger
Tel: +352 27 759 327

Investor Relations
Justine Dimovic
Tel: +352 691 750 479

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About Millicom

Millicom International Cellular S.A. is a global telecommunications group with
mobile telephony operations in 13 countries in Latin America and Africa. It also
operates various combinations of fixed telephony, cable and broadband businesses
in five countries in Central America. The Group’s mobile operations have a
combined population under license of approximately 270 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., and Millicom
International Cellular S.A. employees or 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.