<SEC-DOCUMENT>0001206774-14-000963-index.html : 20150727
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<ACCEPTANCE-DATETIME>20140321140246

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ACCESSION NUMBER:		0001206774-14-000963

CONFORMED SUBMISSION TYPE:	DEF 14A

PUBLIC DOCUMENT COUNT:		6

CONFORMED PERIOD OF REPORT:	20140417

FILED AS OF DATE:		20140321

DATE AS OF CHANGE:		20140321

EFFECTIVENESS DATE:		20140321


FILER:


	COMPANY DATA:	

		COMPANY CONFORMED NAME:			Flaherty & Crumrine PREFERRED INCOME OPPORTUNITY FUND INC

		CENTRAL INDEX KEY:			0000882071

		IRS NUMBER:				954355600

		STATE OF INCORPORATION:			MD

		FISCAL YEAR END:			1130



	FILING VALUES:

		FORM TYPE:		DEF 14A

		SEC ACT:		1934 Act

		SEC FILE NUMBER:	811-06495

		FILM NUMBER:		14709653



	BUSINESS ADDRESS:	

		STREET 1:		301 E COLORADO BLVD STE 720

		STREET 2:		C/O FLAHERTY & CRUMRINE INC

		CITY:			PASADENA

		STATE:			CA

		ZIP:			91101

		BUSINESS PHONE:		(626) 795-7300



	MAIL ADDRESS:	

		STREET 1:		301 COLORADO BLVD STE 720

		STREET 2:		C/O FLAHERTY & CRUMRINE INC

		CITY:			PASADENA

		STATE:			CA

		ZIP:			91101



	FORMER COMPANY:	

		FORMER CONFORMED NAME:	PREFERRED INCOME OPPORTUNITY FUND INC

		DATE OF NAME CHANGE:	19920929



</SEC-HEADER>

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