<SEC-DOCUMENT>0001193125-17-069852-index.html : 20170303
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<ACCEPTANCE-DATETIME>20170303163506
ACCESSION NUMBER:		0001193125-17-069852
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20170303
DATE AS OF CHANGE:		20170303
EFFECTIVENESS DATE:		20170303

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND
		CENTRAL INDEX KEY:			0001171471
		IRS NUMBER:				030426532
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-196373
		FILM NUMBER:		17664220

	BUSINESS ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653
		BUSINESS PHONE:		6302451046

	MAIL ADDRESS:	
		STREET 1:		2020 CALAMOS COURT
		STREET 2:		C/O CALAMOS ADVISORS LLC
		CITY:			NAPERVILLE
		STATE:			IL
		ZIP:			60653
</SEC-HEADER>
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<TYPE>497
<SEQUENCE>1
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<DESCRIPTION>497
<TEXT>
Document 1 - file: d325475d497.htm

</DOCUMENT>
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<SEQUENCE>3
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g325475497cor.jpg

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<DOCUMENT>
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<SEQUENCE>4
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g325475g84b03.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g325475saifin_pg01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g325475saifin_pg01.jpg

</DOCUMENT>
</SEC-DOCUMENT>