<SEC-DOCUMENT>0001104659-24-085355-index.html : 20240802
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<ACCEPTANCE-DATETIME>20240802160509
ACCESSION NUMBER:		0001104659-24-085355
CONFORMED SUBMISSION TYPE:	N-23C-2
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240802
FILED AS OF DATE:		20240802
DATE AS OF CHANGE:		20240802
EFFECTIVENESS DATE:		20240802

FILER:

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

	FILING VALUES:
		FORM TYPE:		N-23C-2
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	817-00967
		FILM NUMBER:		241170913

	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>
<DOCUMENT>
<TYPE>N-23C-2
<SEQUENCE>1
<FILENAME>tm2420283d1_n23c2.htm
<DESCRIPTION>N-23C-2
<TEXT>
Document 1 - file: tm2420283d1_n23c2.htm

</DOCUMENT>
</SEC-DOCUMENT>