Results of Operations

9 Mar 2007 07:26

Preliminary Results of Operations (Fair Disclosure) \* The following estimates are subject to change based on the actual results of our business performance.

1. Details of Results of Operations

(Unit: in Results of Results of Increase Results of Increase millions of Current Previous (Decrease) the same (Decrease)Won,%) Period Period from period in from the Previous Fiscal Year same Period (%) ended period in December 31, Fiscal 2006 (%) Year ended December 31, 2006 (%) Operating Current _ _ _ _ _Revenue Total _ _ _ _ _ Operating Current _ _ _ _ _Income Total _ _ _ _ _ Ordinary Current _ _ _ _ _Income Total _ _ _ _ _ Net Current _ _ _ _ _Income Total _ _ _ _ _ Wireless 20,561,000 20,369,000 0.94% 19,669,000 4.54% Subscribers (End of (End of (End of February January 2007) February 2007) 2006) ARPU (Average Won 44,013 Won 45,691 (3.67%) Won 43,225 1.82% Revenue (January (December (January per User) 2007) 2006) 2006) Average Wireless Won 10,591 Won 11,935 (11.26%) Won 11,782 (10.11%) Internet Revenue (January (December (January per User 2007) 2006) 2006) Outgoing Voice 207 minutes 203 minutes 1.97% 207 minutes 0.00% MOU (Minutes of (December (November (December Usage) 2006) 2006) 2005)

2. Details of Information provider: SK Telecom IR Team Disclosure Target audience of Securities analysts and disclosure: institutional investors. (Scheduled) information The above Information will be release date: released by email or at www.sktelecom.com after this disclosure is made. Event (Location): -- 3. Contact Person responsible for Tae Jin Park, Head of IR Team Details disclosure (Tel.): (822-6100-2400) Inquiries relating to Jinmo Kim, Manager, IR Team disclosure (Tel.): (822-6100-1620) 4. Other Please refer to the attached file Relevant for details. Matters: *Related Disclosure: -- EXHIBIT INDEX Exhibit No. Description 99.1 Monthly Factsheet dated as of March 5, 2007

For the Monthly Factsheet (Exhibit No. 99.1), please visit:

xprnnews.xfn.info/SK/20070309/monthly_factsheet.pdf

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

SK Telecom Co., Ltd. (Registrant) By: /s/ Tae Jin Park (Signature) Name: Tae Jin Park Title: Vice President Date: March 8, 2007