245 Summer Street

Fidelity® Investments

Boston, MA 02210

January 30, 2026

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: File Room

RE: Fidelity Advisor Series I (the trust): File Nos. 002-84776 and 811-03785 Fidelity Advisor Equity Growth Fund Fidelity Advisor Growth Opportunities Fund Fidelity Advisor Series Equity Growth Fund Fidelity Advisor Series Growth Opportunities Fund Fidelity Advisor Small Cap Fund Fidelity Advisor Stock Selector Mid Cap Fund Fidelity Advisor Value Strategies Fund       Fidelity Real Estate High Income Fund (the fund(s))

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Ladies and Gentlemen:

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

Very truly yours,

/s/Nicole Macarchuk

Nicole Macarchuk

Secretary of the Trust