For the fiscal year ended 9/30/00.
File number: 811-06677
PRUDENTIAL INDEX SERIES FUND
Prudential Bond Market Index Fund
Prudential Europe Index Fund
Prudential Pacific Index Fund
Prudential Small-Cap Index Fund
Supplement Dated May 5, 2000
Prospectus Dated November 18, 1999
(as supplemented on December 17, 1999)
The following supplements the information contained
in the Prospectus under "How to Buy, Sell and
Exchange Shares of the Funds ----How to Buy Shares":
Effective at the close of business today, each Fund
has suspended the sale of shares to new accounts
because the Board of Trustees is considering whether
to liquidate or merge the Funds. The Board expects
to reach a decision on this issue in the next quarter,
and will notify shareholders of its decision promptly.
Each Fund will continue to offer its shares to certain
existing shareholder accounts, including (1) Retirement
Programs, PruArray Association Benefit Plans and
PruArray Savings Programs that are currently
shareholders, and successor or related programs and
plans, (2) investors who have executed a Letter of
Intent prior to May 4, 2000, (3) shareholders who
have elected to reinvest dividends and/or distributions
and (4) current shareholders participating in automatic
investment plans. The current exchange privilege of
obtaining shares of other Prudential Mutual Funds and
the current redemption rights remain in effect.
MF177C1
