Unassociated Document

AS FILED WITH THE U.S. SECURITIES AND EXCHANGE COMMISSION ON APRIL 15, 2011

File No. 033-42484

File No. 811-06400

U.S. SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE

SECURITIES ACT OF 1933

POST-EFFECTIVE AMENDMENT NO. 144

/X/

AND

REGISTRATION STATEMENT UNDER THE

INVESTMENT COMPANY ACT OF 1940

AMENDMENT NO. 145

/X/

THE ADVISORS’ INNER CIRCLE FUND

(Exact Name of Registrant as Specified in Charter)

101 FEDERAL STREET

BOSTON, MASSACHUSETTS 02110

(Address of Principal Executive Offices, Zip Code)

Registrant’s Telephone Number, including Area Code (800) 932-7781

Philip T. Masterson

c/o SEI Corporation

One Freedom Valley Drive

Oaks, Pennsylvania 19456

(Name and Address of Agent for Service)

Copies to:

	Timothy W. Levin, Esquire	Christopher D. Menconi
	Morgan, Lewis & Bockius LLP	Morgan, Lewis & Bockius LLP
	1701 Market Street	1111 Pennsylvania Avenue, NW
	Philadelphia, Pennsylvania 19103	Washington, DC 20004

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

	/X/ Immediately upon filing pursuant to paragraph (b)
	/ / On [date] pursuant to paragraph (b)
	/ / 60 days after filing pursuant to paragraph (a)(1)
	/ / 75 days after filing pursuant to paragraph (a)(2)
	/ / On [date] pursuant to paragraph (a) of Rule 485

EXPLANATORY NOTE

This Post-Effective Amendment No. 144 relates solely to the AlphaOne Small Cap Growth Fund, AlphaOne Micro Cap Equity Fund and the AlphaOne U.S. Equity Long Short Fund.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 (the “Securities Act”), 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 and has duly caused this Post-Effective Amendment No. 144 to Registration Statement No. 033-50718 to be signed on its behalf by the undersigned, duly authorized, in the City of Oaks, Commonwealth of Pennsylvania on the 8th day of April, 2011.

THE ADVISORS’ INNER CIRCLE FUND

By: /s/ Philip T. Masterson

Philip T. Masterson, President

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 capacity and on the dates indicated.

*	Trustee	April 8, 2011
Charles E. Carlbom

*	Trustee	April 8, 2011
John K. Darr

*	Trustee	April 8, 2011
William M. Doran

*	Trustee	April 8, 2011
Mitchell A. Johnson

*	Trustee	April 8, 2011
Betty L. Krikorian

*	Trustee	April 8, 2011
Robert A. Nesher

*	Trustee	April 8, 2011
James M. Storey

*	Trustee	April 8, 2011
George J. Sullivan, Jr.

/s/ Philip T. Masterson	President	April 8, 2011
Philip T. Masterson

*	Treasurer, Controller &	April 8, 2011
Michael Lawson	Chief Financial Officer

*By: /s/ Philip T. Masterson

*Philip T. Masterson, Attorney-in-Fact

Exhibit Index

Exhibit Number Description

EX-101.INS XBRL Instance Document

EX-101.SCH XBRL Taxonomy Extension Schema Document

EX-101.CAL XBRL Taxonomy Extension Calculation Linkbase

EX-101.DEF XBRL Taxonomy Extension Definition Linkbase

EX-101.LAB XBRL Taxonomy Extension Labels Linkbase

EX-101.PRE XBRL Taxomony Extension Presentation Linkbase