Document:

<PAGE>

                                                                     EXHIBIT 4.7

                                CORECOMM HOLDCO
                        ASSUMPTION OF WARRANT NO. CCL-2A
                                   ISSUED TO
                       MORGAN STANLEY SENIOR FUNDING, INC.
                                  TO PURCHASE
                   SHARES OF COMMON STOCK OF CORECOMM LIMITED

         As part of the merger of CoreComm Merger Corp., a Delaware corporation,
with and into CoreComm Limited, a Delaware corporation (the "Company"), which
will result in Limited becoming a wholly-owned subsidiary of CoreComm Holdco,
Inc., a Delaware corporation ("Holdco"), and pursuant to Warrant No. CCL-2A,
dated April 12, 2001 (the "Warrant"), that you currently hold to purchase shares
of common stock of the Company, Holdco will assume the due and punctual
observance and performance of each and every covenant and condition of the
Warrant to be performed and observed by the Company, as well as all of the
obligations and liabilities under the Warrant. The Warrant will automatically be
converted into a warrant to purchase the number of shares of common stock of
Holdco, at the exercise price, set forth in the officer's certificate attached
hereto as Annex A, which shares of Holdco common stock Holdco agrees to provide
upon exercise of the Warrant.

         This assumption agreement shall be governed by and construed and
enforced in accordance with the laws of the State of New York. All actions or
proceedings arising in connection with this assumption agreement shall be tried
and litigated only in the federal or state courts located in the County of New
York, State of New York, which shall have exclusive jurisdiction of for the
purpose of any such action or proceeding.

<PAGE>

         IN WITNESS WHEREOF, the undersigned has duly executed this assumption
of warrants as of this 1st day of July, 2002.

                                    CORECOMM HOLDCO, INC.

                                    By: /s/ Michael A. Peterson
                                       ---------------------------------
                                       Name: Michael A. Peterson
                                       Title: Executive Vice President -
                                              Chief Operating Officer and
                                              Chief Financial Officer

                                       2<PAGE>

                                                                     EXHIBIT 4.8

                                CORECOMM HOLDCO
                              ASSUMPTION OF EACH OF
                    WARRANT NO. CCL-3A AND WARRANT NO. CCL-3B
                         ISSUED TO AMERICA ONLINE, INC.
                                  TO PURCHASE
                   SHARES OF COMMON STOCK OF CORECOMM LIMITED

         As part of the merger of CoreComm Merger Corp., a Delaware corporation,
with and into CoreComm Limited, a Delaware corporation (the "Company"), which
will result in Limited becoming a wholly-owned subsidiary of CoreComm Holdco,
Inc., a Delaware corporation ("Holdco"), and pursuant to each of Warrant No.
CCL-3A, dated July 13, 2001, and Warrant No. CCL-3B, dated July 13, 2001
(together, the "Warrants"), that you currently hold to purchase shares of
common stock of the Company, Holdco will assume the due and punctual observance
and performance of each and every covenant and condition of the Warrants to be
performed and observed by the Company, as well as all of the obligations and
liabilities under the Warrants. The Warrants will automatically be converted
into warrants to purchase the number of shares of common stock of Holdco, and
at the exercise prices, set forth in the officer's certificate attached hereto
as Annex A, which shares of Holdco common stock Holdco agrees to provide upon
exercise of the Warrants.

         This assumption agreement shall be governed by and construed and
enforced in accordance with the laws of the State of New York. All actions or
proceedings arising in connection with this assumption agreement shall be tried
and litigated only in the federal or state courts located in the County of New
York, State of New York, which shall have exclusive jurisdiction of for the
purpose of any such action or proceeding.

<PAGE>

         IN WITNESS WHEREOF, the undersigned has duly executed this assumption
of warrants as of this 1st day of July, 2002.

                                    CORECOMM HOLDCO, INC.

                                    By: /s/ Michael A. Peterson
                                       ---------------------------------
                                       Name: Michael A. Peterson
                                       Title: Executive Vice President -
                                              Chief Operating Officer and
                                              Chief Financial Officer

                                       2<PAGE>

                                                                     EXHIBIT 4.9

                                CORECOMM HOLDCO
                        ASSUMPTION OF WARRANT NO. CCL-4A
                                   ISSUED TO
                                NTL INCORPORATED
                                  TO PURCHASE
                   SHARES OF COMMON STOCK OF CORECOMM LIMITED

         As part of the merger of CoreComm Merger Corp., a Delaware corporation,
with and into CoreComm Limited, a Delaware corporation (the "Company"), which
will result in Limited becoming a wholly-owned subsidiary of CoreComm Holdco,
Inc., a Delaware corporation ("Holdco"), and pursuant to Warrant No. CCL-4A,
dated July 13, 2001 (the "Warrant"), that you currently hold to purchase shares
of common stock of the Company, Holdco will assume the due and punctual
observance and performance of each and every covenant and condition of the
Warrant to be performed and observed by the Company, as well as all of the
obligations and liabilities under the Warrant. The Warrant will automatically be
converted into a warrant to purchase the number of shares of common stock of
Holdco, at the exercise price, set forth in the officer's certificate attached
hereto as Annex A, which shares of Holdco common stock Holdco agrees to provide
upon exercise of the Warrant.

         This assumption agreement shall be governed by and construed and
enforced in accordance with the laws of the State of New York. All actions or
proceedings arising in connection with this assumption agreement shall be tried
and litigated only in the federal or state courts located in the County of New
York, State of New York, which shall have exclusive jurisdiction of for the
purpose of any such action or proceeding.

<PAGE>

         IN WITNESS WHEREOF, the undersigned has duly executed this assumption
of warrants as of this 1st day of July, 2002.

                                    CORECOMM HOLDCO, INC.

                                    By: /s/ Michael A. Peterson
                                       ---------------------------------
                                       Name: Michael A. Peterson
                                       Title: Executive Vice President -
                                              Chief Operating Officer and
                                              Chief Financial Officer

                                       2<PAGE>

                                                                    EXHIBIT 4.10

                                CORECOMM HOLDCO
                              ASSUMPTION OF EACH OF
                    WARRANT NO. CCL-1A AND WARRANT NO. CCL-1B
                                   ISSUED TO
                              CHASE SECURITIES INC.
                                  TO PURCHASE
                   SHARES OF COMMON STOCK OF CORECOMM LIMITED

         As part of the merger of CoreComm Merger Corp., a Delaware corporation,
with and into CoreComm Limited, a Delaware corporation (the "Company"), which
will result in Limited becoming a wholly-owned subsidiary of CoreComm Holdco,
Inc., a Delaware corporation ("Holdco"), and pursuant to each of Warrant No.
CCL-1A, dated April 12, 2001, and Warrant No. CCL-1B, dated April 12, 2001
(together, the "Warrants"), that you currently hold to purchase shares of common
stock of the Company, Holdco will assume the due and punctual observance and
performance of each and every covenant and condition of the Warrants to be
performed and observed by the Company, as well as all of the obligations and
liabilities under the Warrants. The Warrants will automatically be converted
into warrants to purchase the number of shares of common stock of Holdco, at the
exercise prices, set forth in the officer's certificate attached hereto as Annex
A, which shares of Holdco common stock Holdco agrees to provide upon exercise of
the Warrants.

         This assumption agreement shall be governed by and construed and
enforced in accordance with the laws of the State of New York. All actions or
proceedings arising in connection with this assumption agreement shall be tried
and litigated only in the federal or state courts located in the County of New
York, State of New York, which shall have exclusive jurisdiction of for the
purpose of any such action or proceeding.

<PAGE>

         IN WITNESS WHEREOF, the undersigned has duly executed this assumption
of warrants as of this 1st day of July, 2002.

                                    CORECOMM HOLDCO, INC.

                                    By: /s/ Michael A. Peterson
                                       ---------------------------------
                                       Name: Michael A. Peterson
                                       Title: Executive Vice President -
                                              Chief Operating Officer and
                                              Chief Financial Officer

                                       2

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00050-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00050-of-00352.parquet"}], [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00050-of-00352.parquet"}], [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00050-of-00352.parquet"}]]