<PAGE>
Prudential Municipal Series Fund
(Maryland Series)
(Massachusetts Series)
(Michigan Series)
(North Carolina Series)
(Pennsylvania Series)
Supplement dated January 24, 1997
to Prospectus dated November 1, 1996
How the Fund is Managed--Manager
Maryland Series
Massachusetts Series
Michigan Series
North Carolina Series
The current portfolio manager of the Series is James M. Murphy. Mr. Murphy
has responsibility for the day-to-day management of the portfolio. He has
managed the portfolio since January 1997 and has been employed by PIC in
various capacities since 1989.
Pennsylvania Series
The current portfolio manager of the Series is Christian Smith, a Vice
President of Prudential Investments. Mr. Smith has responsibility for the
day-to-day management of the portfolio. He has managed the portfolio since
January 1997 and has been employed by PIC in various capacities since 1988.
MF970C-3