Turkcell and Warner Bros. Digital Distribution Sign Wireless Distribution Deal

Turkcell and Warner Bros. Digital Distribution Sign Wireless Distribution Deal

ISTANBUL, Turkey and LOS ANGELES, California, September 15/PRNewswire-FirstCall/ -- Turkcell (NYSE: TKC, ISE: TCELL), Turkey's leading mobile
operator and Warner Bros. Digital Distribution have signed a distribution
deal that will bring iconic Warner Bros. Entertainment brands to Turkcell's
more than 30 million customers. The agreement brings together Turkey's
largest mobile telecommunications company and one of the world's largest and
most prolific entertainment companies. Warner Bros. Entertainment is known
for such global brands as Superman, Harry Potter, Looney Tunes, Friends and
many, many more.

Turkcell's Value Added Services Officer, Cenk Serdar, said:
"We are very pleased about our partnership with Warner Bros. Digital
Distribution. Offering a wide range of products and services to our customers
is one of our strategic priorities. This deal is in line with this strategy
and will enrich our content services within the recently launched Turkcell-im
portal. Being Turkey's leading mobile operator, we are delighted to partner
with other strong brands such as Warner Bros."

"Turkey is a burgeoning mobile market," said Billy Wright, VP
of Global Wireless, Warner Bros. Digital Distribution. "As the leading mobile
telecommunications company in Turkey, Turkcell is positioned to give Warner
Bros. Entertainment maximum visibility as we premier mobile content featuring
such beloved and iconic characters as Superman, Batman, Bugs Bunny and many
more."

Initially, Warner Bros. Digital Distribution will provide
Turkcell with games, ring tones, screensavers, alerts, mobile applications
and short form video based on its popular brands, including Superman Returns,
Batman, Looney Tunes and Hanna-Barbera.

About Warner Bros. Home Entertainment Group:

The Warner Bros. Home Entertainment Group was founded in 2005
to bring together all of the Warner Bros. Entertainment businesses involved
in the digital delivery of entertainment content to consumers, including home
video, online, wireless, games and anti-piracy and emerging technologies
operations. WBHEG is a strategic recognition of the ongoing changes in the
way consumers view entertainment product and seeks to maximize current and
next-generation distribution scenarios to make the Studio's content available
to audiences through as many channels, platforms and devices as possible.

About Turkcell

Turkcell is the leading GSM operator in Turkey with 29.8
million post-paid and pre-paid customers as of June 30, 2006 operating in a
three player market with a market share of approximately 62% as of March 31,
2006 (Source: Telecommunication Authority). In addition to the high-quality
wireless telephone services, Turkcell currently offers General Packet Radio
Service (GPRS) countrywide and Enhanced Data Rates for GSM Evolution (EDGE)
in dense areas, which provide for both improved data and voice services.
Turkcell provides roaming with 534 operators in 193 countries as of August
25, 2006. Serving a large subscriber base in Turkey with its high-quality
wireless telephone network, Turkcell reported US$4,528 million net revenues
as of December 31, 2005 and US$1,165.3 million net revenue for the three
months as of June 30, 2006 as per IFRS financial statements. Turkcell has
interests in international GSM operations in Azerbaijan, Georgia, Kazakhstan,
Moldova, Northern Cyprus and Ukraine. Turkcell has been listed on the NYSE
(New York Stock Exchange) and the ISE (Istanbul Stock Exchange) since July
2000 and is the only NYSE listed company in Turkey. 51.00% of Turkcell's
share capital is held by Turkcell Holding, 13.29% by Cukurova Group, 13.07%,
by Sonera Holding, 5.07% by M.V. Group and 0.01% by others while the
remaining 17.56% is free float.

Source: Turkcell

For further information: Warner Bros. Digital Distribution: Fonda Berosini, U.S., +1-818-977-3024. Turkcell: Media: Bahar Erbengi, Corporate, Communications, Tel: +90-212-313-2309, Email: bahar.erbengi@turkcell.com.tr. Doruk Arbay, Corporate, Communications, Tel: +90-212-313-2319, Email: doruk.arbay@turkcell.com.tr. Ece Elgin, Corporate Communications, Tel: + 90-212-313-2314, Email: ece.elgin@turkcell.com.tr. Investors: Koray Ozturkler, Investor Relations, Tel: +90-212-313-1500, Email: koray.ozturkler@turkcell.com.tr. Ferda Atabek, Investor Relations, Tel: +90-212-313-1275, Email: ferda.atabek@turkcell.com.tr, investor.relations@turkcell.com.tr. Citigate Dewe Rogerson: Toby Moore, Tel: +44-(0)207-282-2999, Email: Toby.Moore@citigatedr.co.uk

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