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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QFsmQe3BbLPi0cw5K0cNXrtvtGGagFT05cptbAy73078bixM9LnYlOyrU0fwEVYb
 4kUD3DLlySanEVQXtH+iRg==

<SEC-DOCUMENT>9999999995-09-002702.txt : 20091001
<SEC-HEADER>9999999995-09-002702.hdr.sgml : 20091001
<ACCEPTANCE-DATETIME>20091001001512
ACCESSION NUMBER:		9999999995-09-002702
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20090930
DATE AS OF CHANGE:		20091001
EFFECTIVENESS DATE:		20090930

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DREYFUS THIRD CENTURY FUND INC
		CENTRAL INDEX KEY:			0000030167
		IRS NUMBER:				132691318
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0531

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-40341
		FILM NUMBER:		091096943

	BUSINESS ADDRESS:	
		STREET 1:		THE DREYFUS CORPORATION
		STREET 2:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		2129226883

	MAIL ADDRESS:	
		STREET 1:		C/O DREYFUS CORP
		STREET 2:		200 PARK AVENUE, 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS PREMIER THIRD CENTURY FUND INC
		DATE OF NAME CHANGE:	20020517

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS THIRD CENTURY FUND INC
		DATE OF NAME CHANGE:	19920703
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<SERIES-NAME>DREYFUS THIRD CENTURY FUND INC
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<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>DTCAX
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<CLASS-CONTRACT-NAME>Class B
<CLASS-CONTRACT-TICKER-SYMBOL>DTCBX
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<CLASS-CONTRACT-ID>C000000151
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>DTCCX
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<CLASS-CONTRACT>
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<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>DRTCX
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<CLASS-CONTRACT>
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<CLASS-CONTRACT-NAME>Class Z
<CLASS-CONTRACT-TICKER-SYMBOL>DRTHX
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<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
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