<SEC-DOCUMENT>0000797923-18-000007-index.html : 20180828
<SEC-HEADER>0000797923-18-000007.hdr.sgml : 20180828
<ACCEPTANCE-DATETIME>20180828141939
ACCESSION NUMBER:		0000797923-18-000007
CONFORMED SUBMISSION TYPE:	485BPOS
PUBLIC DOCUMENT COUNT:		12
FILED AS OF DATE:		20180828
DATE AS OF CHANGE:		20180828
EFFECTIVENESS DATE:		20180831

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:		485BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-07496
		FILM NUMBER:		181041246

	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

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:		485BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04764
		FILM NUMBER:		181041245

	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>C000000131
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>PTEBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000000133
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>DMBCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000001400
<CLASS-CONTRACT-NAME>Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>DMBZX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173299
<CLASS-CONTRACT-NAME>Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>DMBYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173300
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>DMBVX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>485BPOS
<SEQUENCE>1
<FILENAME>lp1022.htm
<DESCRIPTION>POST-EFFECTIVE AMENDMENT NO. 59
<TEXT>
Document 1 - file: lp1022.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.E UNDR CONTR
<SEQUENCE>2
<FILENAME>bdsellingagrmt.htm
<DESCRIPTION>BROKER-DEALER SELLING AGREEMENT
<TEXT>
Document 2 - file: bdsellingagrmt.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.E UNDR CONTR
<SEQUENCE>3
<FILENAME>banksellingagreement.htm
<DESCRIPTION>BANK SELLING AGREEMENT
<TEXT>
Document 3 - file: banksellingagreement.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.J OTHER OPININ
<SEQUENCE>4
<FILENAME>consent-022.htm
<DESCRIPTION>CONSENT OF INDEPENDENT ACCOUNTANT
<TEXT>
Document 4 - file: consent-022.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.N 18F-3 PLAN
<SEQUENCE>5
<FILENAME>rule18f-3plan.htm
<DESCRIPTION>RULE 18F-3 PLAN
<TEXT>
Document 5 - file: rule18f-3plan.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>6
<FILENAME>poa.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 6 - file: poa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>x18082412454001.jpg
<TEXT>
Document 9 - file: x18082412454001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>x18082716524600.jpg
<TEXT>
Document 10 - file: x18082716524600.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>x18082716524601.jpg
<TEXT>
Document 11 - file: x18082716524601.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>x18082716524602.jpg
<TEXT>
Document 12 - file: x18082716524602.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>x18082716524603.jpg
<TEXT>
Document 13 - file: x18082716524603.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>x18082716524700.jpg
<TEXT>
Document 14 - file: x18082716524700.jpg

</DOCUMENT>
</SEC-DOCUMENT>