Sibirtelecom OJSC – operator of telecommunication services in Siberian Federal District – provides its unaudited consolidated interim financial statements for 6 months period ended June 30, 2010 that were made in compliance with the International Financial Reporting Standards (IFRS).

Sibirtelecom, OJSC – an operator of telecommunication services in Siberian Federal District provides results of its activity for six months of 2010 in accordance with Russian Accounting Standards.

Sibirtelecom OJSC – operator of telecommunication services in Siberian Federal District – provides its unaudited consolidated interim financial statements for 1Q 2010, that were made in compliance with the International Financial Reporting Standards (IFRS).

On June 5, 2010, the annual general meeting of shareholders of Sibirtelecom OJSC took place in Barnaul

Sibirtelecom - a telecommunication operator in the Siberian Federal District, submits its audited consolidated financial statements for 2009 prepared in accordance with international financing reporting standards (IFRS). The financial statements for 2009 were audited by KPMG CJSC.

Sibirtelecom, OJSC – an operator of telecommunication services in Siberian Federal District provides results of its activity for the 1st quarter of 2010 in accordance with Russian Accounting Standards.

Sibirtelecom, OJSC – an operator of telecommunication services in Siberian Federal District provides audited results of its activity in 2009 in accordance with Russian Accounting Standards.

March 02, 2010, Fitch Ratings Agency upgraded long-term issuer default rating (IDR) of Sibirtelecom OJSC to ‘BB’ with Stable Outlook.

Sibirtelecom OJSC – operator of telecommunication services in Siberian Federal District presents its unaudited consolidated interim financial statements for nine months ended September 30, 2009 that were made in compliance with international financial reporting standards (IFRS).

Sibirtelecom OJSC – operator of telecommunication services in Siberian Federal District, provides its financial statements for nine months of 2009 that were made in compliance with Russian Accounting Standards (RAS).

On October 26, 2009 Sibirtelecom OJSC fulfilled its obligations regarding offer on credit notes (Credit Linked Notes, CLN).

On October 21, 2009 Sibirtelecom was notified about listing of bonds series 08 in Quotation list A first level of MICEX SE CJSC from October 12.

Sibirtelecom OJSC – operator of telecommunication services in Siberian Federal District – provides its consolidated financial statements for six months ended on June 30, 2009 (non-audited) that were made in compliance with international financial reporting standards (IFRS).

On September 17, 2009 Sibirtelecom fulfilled its obligation of payment of the 8th coupon of bonds, series 06.

On September 09, 2009 the results of an open tender for the right to make a contract of opening a credit line with the limit of 500 mln. rubles were summarized.

On August 19, 2009 the results of an open tender for the right to make a contract of opening a credit line with the limit of 1 billiard rubles were summarized.

On August 13, 2009 Sibirtelecom fulfilled its obligation of payment of the 2nd coupon of bonds, series 8.

July, 31, 2009 Standard & Poor's Governance Services said today that it affirmed its corporate governance scores (CGS) of 'CGS-5+' global scale and 'CGS-5.3' Russia national scale on Sibirtelecom OJSC.

Sibirtelecom OJSC - operator of telecommunication services in Siberian Federal District presents results of its activity for the 1st half of 2009 in accordance with Russian Accounting Standards.

On July 23, 2009 the Board of Directors of Sibirtelecom OJSC made a decision concerning the question “Determination of the Term of Powers and the Total Number of Members of the Management Board, Appointment of Its Members.