Fidelity (logo) Investments®||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Fidelity Management & Research Company
82 Devonshire Street
Boston MA 02109-3614
617 563 7000

|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| May 5, 2010

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: File Room

Re:	Fidelity Concord Street Trust (the trust):
	Spartan Extended Market Index Fund
	Spartan International Index Fund
	Spartan Total Market Index Fund
	Spartan 500 Index Fund (the funds)
	File Nos. 033-15983 and 811-05251

__________________________________________________________________________

Ladies and Gentlemen:

Transmitted herewith pursuant to Rule 497(j) under the Securities Act of 1933 is certification that the Prospectuses and Statements of Additional Information with respect to the above referenced funds do not differ from those filed in the most recent post-effective amendment, which was filed electronically.

||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||	Very truly yours,
	/s/ Scott C. Goebel
	Scott C. Goebel
	Secretary of the Trust