<SEC-DOCUMENT>0000797923-17-000017-index.html : 20170901 <SEC-HEADER>0000797923-17-000017.hdr.sgml : 20170901 <ACCEPTANCE-DATETIME>20170901103702 ACCESSION NUMBER: 0000797923-17-000017 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20170901 DATE AS OF CHANGE: 20170901 EFFECTIVENESS DATE: 20170901 FILER: COMPANY DATA: COMPANY CONFORMED NAME: DREYFUS MUNICIPAL BOND OPPORTUNITY FUND CENTRAL INDEX KEY: 0000797923 IRS NUMBER: 000000000 STATE OF INCORPORATION: NY FISCAL YEAR END: 0430 FILING VALUES: FORM TYPE: 497 SEC ACT: 1933 Act SEC FILE NUMBER: 033-07496 FILM NUMBER: 171065193 BUSINESS ADDRESS: STREET 1: 200 PARK AVENUE STREET 2: THE DREYFUS CORPORATION CITY: NEW YORK STATE: NY ZIP: 10166 BUSINESS PHONE: 2129226400 MAIL ADDRESS: STREET 1: C/O DREYFUS CORP STREET 2: 200 PARK AVENUE, 7TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10166 FORMER COMPANY: FORMER CONFORMED NAME: DREYFUS PREMIER MUNICIPAL BOND FUND DATE OF NAME CHANGE: 19970605 FORMER COMPANY: FORMER CONFORMED NAME: PREMIER MUNICIPAL BOND FUND DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: PREMIER TAX EXEMPT BOND FUND DATE OF NAME CHANGE: 19900916 <SERIES-AND-CLASSES-CONTRACTS-DATA> <EXISTING-SERIES-AND-CLASSES-CONTRACTS> <SERIES> <OWNER-CIK>0000797923 <SERIES-ID>S000000090 <SERIES-NAME>DREYFUS MUNICIPAL BOND OPPORTUNITY FUND <CLASS-CONTRACT> <CLASS-CONTRACT-ID>C000187829 <CLASS-CONTRACT-NAME>Class T <CLASS-CONTRACT-TICKER-SYMBOL>DMOTX </CLASS-CONTRACT> </SERIES> </EXISTING-SERIES-AND-CLASSES-CONTRACTS> </SERIES-AND-CLASSES-CONTRACTS-DATA> </SEC-HEADER> <DOCUMENT> <TYPE>497 <SEQUENCE>1 <FILENAME>sticker022.htm <DESCRIPTION>SUPPLEMENT TO PROSPECTUS <TEXT> Document 1 - file: sticker022.htm
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