Pricing Supplement No. 4 to Prospectus Dated May 12, 2005

Rule 424(b)(2)

Registration No. 333-124535

PRICING SUPPLEMENT NO. 4 DATED Tuesday, May 23, 2006

TO PROSPECTUS DATED MAY 12, 2005,

AS SUPPLEMENTED BY PROSPECTUS SUPPLEMENT DATED MAY 12, 2005,

AND SUPPLEMENTAL TO THE OFFICERS’ CERTIFICATE AND COMPANY ORDER, DATED MAY 12, 2005

U.S. BANCORP

Medium-Term Notes, Series P (Senior)

Medium-Term Notes, Series Q (Subordinated)

 

CUSIP No.:    91159HGM6    Issue Price (Dollar Amount and Percentage of Principal Amount):
Series:       Amount:    $500,000,000.00 / 100.0000%

þ       Series P (Senior)

   Proceeds to the Company:    $500,000,000.00

¨        Series Q (Subordinated)

     
      Interest Rate/Initial Interest Rate:    TBD
Form of Note:    Interest Payment Dates:    Monthly on the 30th of each month, commencing June 30, 2006

þ       Book-Entry

     

¨        Certificated

     
Principal Amount:    $500,000,000.00    Regular Record Date:    15 Calendar Days Prior
Trade Date:    Tuesday, May 23, 2006    Interest Determination Date:    2 Business Days Prior
Original Issue Date:    Tuesday, May 30, 2006    Interest Reset Date:    30th day of the month
Maturity Date:    Friday, May 28, 2010      

Base Rate (and, if applicable,

related Interest Periods):

  

Index Source:
  

Telerate Page 3750

¨        Fixed Rate Note

   Index Maturity:    1 month

¨        Commercial Paper Note

   Spread:    0.050%

¨        Federal Funds Note

     

þ       LIBOR Note

   Spread Multiplier:   

¨        EURIBOR Note

   Maximum Interest Rate:   

¨        Prime Rate Note

     

¨        CD Rate Note

   Day Count:    Act/360

¨        Treasury Rate Note

   Minimum Interest Rate:   

¨        CMT Rate Note

     

¨        Other Base Rate

   For Original Issue Discount Notes:

¨        Zero Coupon Note

   Original Issue Discount %:   
Agent’s Commission:    Yield to Maturity:   
Redemption Terms:    Original Issue Discount Notes:   
Other Terms:      
     

¨        Subject to special provisions set forth therein with respect to the principal amount thereof payable upon any redemption or acceleration of the maturity thereof.

Name of Agent and Delivery Instructions:      
   Merrill Lynch   

¨        For Federal income tax purposes only.

 

  Signature
  DTC#161                           /s/ John C. Stern                                                    5-23-06
    (Authorized signature)
    /s/ Ken Nelson                                                      5-23-06
Columbus/432704.2   (Authorized signature)