EXHIBIT 99.h1



                            TRANSFER AGENCY AGREEMENT


     THIS AGREEMENT, made as of May 15, 2006, by and between AMERICAN CENTURY
GROWTH FUNDS, INC., a Maryland corporation ("ACGF"), and AMERICAN CENTURY
SERVICES, LLC, a Missouri limited liability company ("Services").

     1. By action of its Board of Directors taken on January 25, 2006, ACGF
appointed Services as its transfer agent, and Services accepted such
appointment.

     2. As transfer agent for ACGF, Services shall perform all the functions
usually performed by transfer agents of investment companies, in accordance with
the policies and practices of ACGF as disclosed in its prospectus or otherwise
communicated to Services from time to time, including, but not limited to, the
following:

     (a)  Recording the ownership, transfer, conversion and cancellation of
          ownership of shares of ACGF on the books of ACGF;

     (b)  Causing the issuance, transfer, conversion and cancellation of stock
          certificates of ACGF;

     (c)  Establishing and maintaining records of accounts;

     (d)  Computing and causing to be prepared and mailed or otherwise delivered
          to shareholders payment of redemption proceeds due from ACGF on
          redemption of shares and notices of reinvestment in additional shares
          of dividends, stock dividends or stock splits declared by ACGF on
          shares of ACGF;

     (e)  Furnishing to shareholders such information as may be reasonably
          required by ACGF, including confirmation of shareholder transactions
          and appropriate income tax information;

     (f)  Addressing and mailing to shareholders prospectuses, annual and
          semiannual reports; addressing and mailing proxy materials for
          shareholder meetings prepared by or on behalf of ACGF, and tabulating
          the proxy votes;

     (g)  Replacing allegedly lost, stolen or destroyed stock certificates in
          accordance with and subject to usual and customary procedures and
          conditions;

     (h)  Maintaining such books and records relating to transactions effected
          by Services pursuant to this Agreement as are required by the
          Investment Company Act of 1940, or by rules or regulations thereunder,
          or by any other applicable provisions of law, to be maintained by ACGF
          or its transfer agent with respect to such transactions; preserving,
          or causing to be preserved, any such books and records for such
          periods as may be required by any such law, rule or regulation;
          furnishing ACGF such information as to such transactions and at such
          times as





          may be reasonably required by it to comply with applicable laws and
          regulations, including but not limited to the laws of the several
          states of the United States;

     (i)  Dealing with and answering all correspondence from or on behalf of
          shareholders relating to its functions under this Agreement.

     3.  ACGF may perform on site inspection of records and accounts and perform
audits directly pertaining to ACGF shareholder accounts serviced by Services
hereunder at Services' facilities in accordance with reasonable procedures at
the frequency necessary to show proper administration of this agreement and the
proper audit of ACGF's financial statements. Services will cooperate with ACGF's
auditors and the representatives of appropriate regulatory agencies and furnish
all reasonably requested records and data.

     4.  (a) Services will at all times exercise due diligence and good faith
in performing its duties hereunder. Services will make every reasonable effort
and take all reasonably available measures to assure the adequacy of its
personnel and facilities as well as the accurate performance of all services to
be performed by it hereunder within the time requirements of any applicable
statutes, rules or regulations or as disclosed in ACGF's prospectus.

         (b) Services shall not be responsible for, and ACGF agrees to indemnify
Services, for any losses, damages or expenses (including reasonable counsel fees
and expenses) (a) resulting from any claim, demand, action or suit not resulting
from Services failure to exercise good faith or due diligence and arising out
of or in connection with Services' duties on behalf of the fund hereunder;
(b) for any delay, error, or omission by reason or circumstance beyond its
control, including acts of civil or military authority, national emergencies,
labor difficulties (except with response to Services employees), fire,
mechanical breakdowns beyond its control, floor or catastrophe, act of God,
insurrection, war, riot or failure beyond its control of transportation,
communication or power supply; or (c) for any action taken or omitted to be
taken by Services in good faith in reliance on (i) the authenticity of any
instrument or communication reasonably believed by it to be genuine and to have
been properly made and signed or endorsed by an appropriate person, or (ii) the
accuracy of any records or information provided to it by ACGF, (iii) any
authorization or instruction contained in any officers' instruction, or (iv) any
advise of counsel approved by ACGF who may be internally employed counsel or
outside counsel, in either case for ACGF or Services.

     5.  Services shall not look to ACGF for compensation for its services
described herein. It shall be compensated entirely by American Century
Investment Management, Inc., pursuant to the management agreement between
American Century Investment Management, Inc. and ACGF, which requires American
Century Investment Management, Inc. to pay, with certain exceptions, all of the
expenses of ACGF.

     6.  (a) This Agreement may be terminated by either party at any time without
penalty upon giving the other party 60 days written notice (which notice may be
waived by either party).


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         (b) Upon termination, Services will deliver to ACGF all microfilm
records pertaining to shareholder accounts of ACGF, and all records of
shareholder accounts in machine readable form in the format in which they are
maintained by Services.

         (c) All data processing programs used by Services in connection with
the performance of its duties under this Agreement are the sole and exclusive
property of Services, and after the termination of this Agreement, ACGF shall
have no right to use the same.

     IN WITNESS WHEREOF, the parties have executed this instrument as of the day
and year first above written.


                                  AMERICAN CENTURY GROWTH FUNDS, INC.


                                  By: /s/ Charles A. Etherington
                                     -------------------------------------------
                                     Charles A. Etherington
                                     Vice President


                                  AMERICAN CENTURY SERVICES, LLC


                                  By: /s/ Otis H. Cowan
                                     -------------------------------------------
                                     Otis H. Cowan
                                     Vice President