Turkcell Quality, Turkcell Technology, Turkcell Power is Now in Germany

ISTANBUL, March 25, 2011 - Turkcell (NYSE:TKC, ISE: TCELL), the leading communications
and technology company, which has mobile operations in eight countries and is
Europe's 3rd largest operator in terms of subscriber base, is delighted to
announce that it is now expanding its operations into nine countries by
initiating operations in Germany. A 100% Turkcell Group subsidiary; Turkcell
Europe, headquartered in Cologne, has entered the market with the goal of
creating a unique experience for its subscribers in Turkey and Germany, and
is set to commence its provision of services on April 4, 2011 via 1,200
stores.

Turkcell Europe will meet the mobile communication needs of
Turkish citizens living in Germany, as well as other mobile users with close
ties to Turkey, through its best practices. Whether prepaid or postpaid, each
Turkcell Europe subscriber with a Turkcell Europe line will benefit from
offers tailored to the needs of diverse customer segments, and communicate
at affordable prices, both in Turkey and Germany viaflat rate offers. These
offers, which enable Turkcell Europe subscribers to talk at advantageous
prices while travelling from Germany to Turkey will also eliminate the need
to change SIM cards or numbers during their stay in Turkey.

Turkcell CEO SureyyaCiliv; "We are proud to connect both
countries and our citizens through the mobile communication bridge we have
established 50 years after the first migration from Turkey to Germany. We
will provide our customers with Turkcell's high quality products and services
through outstanding voice and data offers, using the Germany's extensive and
high quality network. We aim to become the number one operator for
subscribers who wish to communicate with their relatives in Germany and
Turkey while using the most feasible roaming advantages at affordable prices.
Those subscribers are the ones who are keen on receiving Turkish content and
information instantly through our innovative mobile services, as well as the
ones who prefer to connect life with Turkey's Turkcell."

About Turkcell

Turkcell is the leading communications and technology company
in Turkey with 33.5 million subscribers and a market share of approximately
54% as of 2010 (Source: Operator's announcements). Turkcell is a leading
regional player, with market leadership in five of the nine countries in
which it operates with its approximately 60.4 million subscribers as of 2010.
Turkcell reported TRY9.0 billion ($6.0 billion) net revenue and its total
assets reached TRY15.1 billion ($9.8 billion) as of 2010. Turkcell covers 82%
of the Turkish population through its 3G and covers 99.07% of the Turkish
population through its 2G technology supported network. Turkcell has become
one of the first operators among the global operators to have implemented
HSDPA+ and to reach to 42.2 Mbps speed with HSPA multi carrier solution.
Turkcell has been listed on the NYSE and the ISE since July 2000 and is the
only NYSE-listed company in Turkey. 51.00% of Turkcell's share capital is
held by Turkcell Holding, 0.05% by Çukurova Holding, 13.07% by Sonera Holding
and 1.19% by others while the remaining 34.69% is free float. Read more at
www.turkcell.com.tr.

    For further information please contact Turkcell

    Nihat Narin, Investor and International Media Relations
    Tel: + 90-212-313-1244
    Email: nihat.narin@turkcell.com.tr
    investor.relations@turkcell.com.tr
    www.turkcell.com.tr

For further information please contact Turkcell: Nihat Narin, Investor and International Media Relations, Tel: + 90-212-313-1244, Email: nihat.narin at turkcell.com.tr , investor.relations at turkcell.com.tr