SLM Corporation
Medium Term Notes, Series B

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With Maturities of 9 Months or More from Date of Issue

Registration No. 333-90316
Filed Pursuant to Rule 424(b)(3)
Pricing Supplement No. 13
(To Prospectus dated January 23, 2003 and
Prospectus Supplement dated January 23, 2003)
  Trade Date: 2/18/03
Issue Date: 2/21/03
   

The date of this Pricing Supplement is 2/18/03

 
   
   
   
   
 
Interest Payment

   
 
Subject to Redemption

   
   
   
CUSIP
  Stated Interest Rate Per Annum(1)
  Maturity Date
  Price to Public(2)(3)
  Discounts & Commissions
  Frequency
  First Payment
  Survivor's Option
  Yes/No
  Date and terms of redemption
  Aggregate Pincipal Amount
  Net Proceeds
  OID Status
78490FAN9   5.450 % 3/15/23   100 % 2.250 % Monthly   04/15/03   Yes   Yes   Callable at 100% on 3/15/2007 and continuously thereafter with 5 days notice.   3,796,000   3,710,590.00   N
(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)
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.