As filed with the Securities and Exchange Commission on
December 16, 2011

Registration No. 2-29546
811-01682

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 þ

Pre-Effective Amendment No. o

Post-Effective Amendment No. 66 þ
and/or

REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY þ
ACT OF 1940

Amendment No. 44 þ
(Check appropriate box or boxes)

PUTNAM VOYAGER FUND

(Exact Name of Registrant as Specified in Charter)

One Post Office Square, Boston, Massachusetts 02109
(Address of Principal Executive Offices) (Zip Code)

Registrant’s Telephone Number, including Area Code
(617) 292-1000

It is proposed that this filing will become effective
(check appropriate box)

o   immediately upon filing pursuant to paragraph (b)

þ   on November 30, 2011 pursuant to paragraph (b)

o   60 days after filing pursuant to paragraph (a)(1)

o   on (date) pursuant to paragraph (a)(1)

o   75 days after filing pursuant to paragraph (a)(2)

o   on (date) pursuant to paragraph (a)(2) of Rule 485.

If appropriate, check the following box:

o   this post-effective amendment designates a new effective date for a previously filed post-effective amendment.

BETH S. MAZOR, Vice President
PUTNAM VOYAGER FUND
One Post Office Square
Boston, Massachusetts 02109
(Name and address of agent for service)

Copy to:
JOHN W. GERSTMAYR, Esquire
ROPES & GRAY LLP
Prudential Tower
800 Boylston Street
Boston, Massachusetts 02199-3600

TABLE OF CONTENTS

SIGNATURES

     Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all of the requirements for effectiveness of this Registration Statement under Rule 485(b) under the Securities Act of 1933 and has duly caused this Amendment to its Registration Statement to be signed on its behalf by the undersigned, duly authorized, in the City of Boston, and The Commonwealth of Massachusetts, on the 16^th day of December, 2011.

Putnam Voyager Fund
By:	/s/ Jonathan S. Horwitz, Executive Vice
	President, Treasurer, Principal Executive Officer
	and Compliance Liaison

     Pursuant to the requirements of the Securities Act of 1933, this Amendment to the Registration Statement has been signed below by the following persons in the capacities and on the dates indicated:

Signature	Title
Jameson A. Baxter**	Chair, Board of Trustees
Robert L. Reynolds**	President and Trustee
Jonathan S. Horwitz**	Executive Vice President, Treasurer, Principal Executive Officer and Compliance Liaison
Steven D. Krichmar**	Vice President and Principal Financial Officer
Janet C. Smith**	Vice President, Assistant Treasurer and Principal Accounting Officer
Ravi Akhoury**	Trustee
Barbara M. Baumann*	Trustee
Charles B. Curtis**	Trustee
Robert J. Darretta**	Trustee
John A. Hill**	Trustee
Paul L. Joskow**	Trustee
Kenneth R. Leibler**	Trustee
Robert E. Patterson**	Trustee
George Putnam, III**	Trustee

Part C - 1

Signature	Title
W. Thomas Stephens**	Trustee

By:	/s/ Jonathan S. Horwitz, as Attorney-in-Fact
	December 16, 2011

*	Signed pursuant to power of attorney filed in Post-Effective Amendment No. 64 to the Registrant’s Registration Statement on November 24, 2010
**	Signed pursuant to power of attorney filed in Post-Effective Amendment No. 63 to the Registrant’s Registration Statement on November 24, 2009

Part C - 2

Exhibit Index

XBRL Instance Document	Ex-101.ins
XBRL Taxonomy Extension Schema Document	Ex-101.sch
XBRL Taxonomy Extension Calculation Linkbase Document	Ex-101.cal
XBRL Taxonomy Extension Labels Linkbase	Ex-101.lab
XBRL Taxonomy Extension Presentation Linkbase Document	Ex-101.pre
XBRL Taxonomy Extension Definition Linkbase	Ex-101.def

Part C - 3