SLM Corporation

Medium Term Notes, Series B

With Maturities of 9 Months or More from Date of Issue

Registration No. 333-107132;

 

Filed Pursuant to Rule 424(b)(3)

 

Pricing Supplement No.  546

 

(To Prospectus dated January 5, 2005 and

Trade Date: 7/10/2006

Prospectus Supplement dated January 5, 2005)

Issue Date: 7/13/2006

 

 

The date of this Pricing Supplement is 7/10/2006

 

 

 

Stated

 

 

 

 

 

 

 

 

 

 

 

 

 

Subject to Redemption

 

 

 

 

 

 

 

 

Interest

 

 

 

Price to

 

 

 

Interest Payment

 

 

 

 

 

Date and

 

Aggregate

 

 

 

 

CUSIP

 

Rate Per Annum(1)

 

Maturity
Date

 

Public
(2)(3)

 

Discounts & Commissions

 

Frequency

 

First
Payment

 

Survivor’s
Option

 

Yes/No

 

terms of redemption

 

Principal Amount

 

Net Proceeds

 

OID Status

78490FYX1

 

N/A

 

09/15/2009

 

100%

 

0.500%

 

Monthly(4)

 

08/15/06

 

No

 

No

 

 

 

3,791,000

 

3,772,045.00

 

N

 

Floating Rate Index

 

Spread

 

Reset Period(4)

 

Accrual Method

 

Maximum Interest Rate

 

Minimum Interest Rate

*CPI

 

2.350%

 

Monthly

 

Actual/Actual (Payment Basis)

 

N/A

 

0.000%

 

As of September 12, 2005 ABN AMRO Financial Services, Inc. changed its name to LaSalle Financial Services, Inc. Consequently, all references to “ABN AMRO Financial Services, Inc.” in the prospectus are amended to read “LaSalle Financial Services, Inc.”.

Effective June 30, 2005, Bear, Stearns & Co. Inc. was added as a selling agent under the SLM EdNotes program.

*  During the initial interest period which is from the Issue Date to but not including 08/15/2006, the interest rate will be 5.90%, then the Consumer Price Index (CPI) plus 2.35% thereafter.

1                      The interest rates on the Ed Notes may be changed by SLM Corporation from time to time, but any such change will not affect the interest rate on any Ed Notes offered prior to the effective date of the change.

2                      Expressed as a percentage of aggregate principal amount.

3                      See “Supplemental Plan of Distribution” in the Prospectus supplement for additional information concerning price to public and underwriting compensation.

4                      On the interest Determination Date, which is on the 15th day of each month during the terms of the notes beginning on 08/15/2006, the Calculation Agent will establish the new rate as described on page S-16 in the prospectus supplements.