Washington, D.C. 20549

 

Report of Foreign Issuer
March 26, 2004

 

Pursuant to Rule 13a-16 or 15d-16 of
the Securities Exchange Act of 1934

Commission file number:  333-12032

 

Mobile TeleSystems OJSC

(Exact name of Registrant as specified in its charter)

 

Russian Federation

(Jurisdiction of incorporation or organization)

 

4, Marksistskaya Street
Moscow 109147
Russian Federation

(Address of principal executive offices)

 

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

 

Form 20-F  ý  Form 40-F  o

 

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

 

Yes  o  No  ý

 

 

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.

 

	MOBILE TELESYSTEMS OJSC
	By:	Vassily Sidorov
		Name: Vassily Sidorov
		Title: President/CEO
Date:    March 26, 2004

 

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