TURKCELL AND DCC EXCHANGED THE CLOSING SIGNATURES FOR THE GSM PARTNERSHIP IN UKRAINE

Istanbul, September 17, 2015

Announcement Regarding the Turkcell's Rating Raise by S&P

Subject: Statement made pursuant to Communiqué II-15.1 of the Capital Markets Board

International rating agency Standard & Poor's raised Turkcell's long-term credit rating to
investment grade level "BBB-" from "BB+" and stated outlook as "stable".
The upgrade primarily reflects the improvement in Turkcell's corporate governance, fully functioning and effective decision making structure of Board of Directors and clearly set long term financial policy targets. S&P believes Turkcell will maintain its leading position and profitability in the future due to its superior network quality, strong spectrum position and reach, as well as its established brand.

For inquiries:

Turkcell Investor Relations investor.relations@turkcell.com.tr

Tel: + 90 212 313 1888

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