WASHINGTON, D.C. 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 8, 2003

                               COMCAST CORPORATION
             (Exact name of registrant as specified in its charter)

 Pennsylvania                        000-50093               27-0000798
----------------                 ----------------           -------------
(State or other                 (Commission file           (IRS employer
jurisdiction of                      number)               identification no.)

             1500 Market Street, Philadelphia, PA         19102-2148
            (Address of principal executive offices)      (Zip Code)

        Registrant's telephone number, including area code (215) 665-1700

Item 7(c). Exhibits

Exhibit 99.1     Comcast Corporation press release dated May 8, 2003.

Item 9.  Regulation FD Disclosure

         The following information is furnished pursuant to Item 9, "Regulation
FD Disclosure," and Item 12, "Results of Operations and Financial Condition."

         On May 8, 2003, Comcast Corporation ("Comcast") issued a press release
reporting the results of its operations for the three months ended March 31,
2003. The press release is attached hereto as Exhibit 99.1. Comcast does not
intend for this Item 9 or Exhibit 99.1 to be treated as "filed" under the
Securities Exchange Act of 1934, as amended, or incorporated by reference into
its filings under the Securities Act of 1933, as amended.


     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.

Dated:  May 9, 2003                          COMCAST CORPORATION

                                             By: /s/ Lawrence J. Salva
                                                 Lawrence J. Salva
                                                 Senior Vice President and
                                                 (Principal Accounting Officer)