UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT PURSUANT

TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported) May 21, 2008

THE PNC FINANCIAL SERVICES GROUP, INC.

(Exact Name of Registrant as Specified in Its Charter)

Pennsylvania

(State or Other Jurisdiction of Incorporation)

(412) 762-2000

(Registrant’s Telephone Number, Including Area Code)

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

On May 21, 2008, The PNC Financial Services Group, Inc. (the “Corporation”) closed the public offering of 500,000 Depositary Shares (the “Depositary Shares”), with each Depositary Share representing ownership of 1/10^th of a share of the Corporation’s Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series K (the “Series K Preferred Stock”), pursuant to an Underwriting Agreement dated May 14, 2008 (the “Underwriting Agreement”) among the Corporation, Merrill Lynch, Pierce, Fenner & Smith Incorporated and JP Morgan Securities Inc., as representatives of the underwriters named in Schedule II thereto. The Depositary Shares and the Series K Preferred Stock have been registered under the Securities Act of 1933, as amended, by a registration statement on Form S-3 (File No. 333-139912) (the “Registration Statement”). The following documents are being filed with this report and incorporated by reference into the Registration Statement: (a) the Underwriting Agreement, (b) the Deposit Agreement dated May 21, 2008 between the Corporation, PNC Bank, National Association and the holders from time to time of the Depositary Receipts described therein, (c) the Form of Certificate Representing the Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series K, and (d) the Form of Depositary Receipt.

As previously reported, on May 15, 2008 the Corporation filed Amendment No. 1 to its Amended and Restated Articles of Incorporation (the “Amendment”) for the purpose of fixing the designations, preferences, limitations and relative rights of its Series K Preferred Stock. A copy of the Amendment is incorporated by reference herein as Exhibit 4.1 and is incorporated into the Registration Statement by reference.

The foregoing description of the Depositary Shares and the Series K Preferred Stock and other documents relating to this transaction does not purport to be complete and is qualified in its entirety by reference to the full text of these securities and documents, forms or copies of which are attached as exhibits to this Current Report on Form 8-K and are incorporated herein by reference.

The following exhibits are filed herewith:

SIGNATURE

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

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