Approved Underwriters and Discount Note Dealers

Amherst Securities Group, L.P.**
Banc of America Securities, L.L.C.°
Barclays Capital Inc.°
BB&T Capital Markets**
Blaylock Robert Van, L.L.C.**
BMO Capital Markets Corporation**
BMO Capital Markets GKST Inc.**
BNP Paribas Securities Corp.**
BNY Mellon Capital Markets, L.L.C.**
BOSC, Inc.**
Cabrera Capital Markets, Inc.**
Calyon Securities (USA) Inc.**
Cantor Fitzgerald & Co.**
CastleOak Securities L.P.**
Charles Schwab & Co., Inc.**
Citigroup Global Markets, Inc.°
City Securities Corporation**
Commerce Bank, N.A.**
Country Club Bank, N.A.**
Credit Suisse Securities (USA) L.L.C.°
D.A. Davidson & Co.**
Daiwa Securities America Inc.**
Deutsche Bank Securities, Inc.°
Duncan-Williams, Inc.**
Fidelity Capital Markets**
Fifth Third Securities, Inc.**
Finacorp Securities**
First Southwest Company**
FTN Financial Capital Markets°
G.X. Clarke & Company**
Goldman, Sachs & Co.°
Great Pacific Securities**
Guzman and Company, Inc.**
Hapoalim Securities USA, Inc.**
HSBC Securities (USA), Inc.°
Incapital L.L.C.
J. P. Morgan Securities, Inc.°
Jefferies & Company, Inc.**
Keybanc Capital Markets, Inc.**
Loop Capital Markets, L.L.C.**
Magna Securities**
Merrill Lynch Government Securities, Inc.°
Merrill Lynch, Pierce, Fenner & Smith, Inc.
Mesirow Financial, Inc.**
MFR Securities, Inc.**

Mitsubishi UFJ Securities International, plc
Mizuho Securities USA, Inc.°
Morgan Keegan & Co., Inc.**
Morgan Stanley & Co., Inc.°
Muriel Siebert & Co**
NatCity Investments, Inc.**
Nomura Securities International, Inc.**
Oppenheimer & Co. Inc.**
Pershing L.L.C.**
Piper Jaffray & Co.**
PNC Capital Markets, L.L.C.**
R.W. Pressprich & Co., Inc.**
Raymond James & Associates**
RBC Capital Markets Corporation**
RBS Greenwich Capital°
Robert W. Baird & Co., Inc.**
Samuel A. Ramirez & Co., Inc.**
Santander Securities Corporation of Puerto Rico**
SBK-Brooks Investment Corp.**
Scotia Capital (USA), Inc.**
Seattle Northwest Securities Corporation**
Siebert Brandford Shank & Co., L.L.C.**
Simmons First Investment Group**
Southwest Securities, Inc.**
Sovereign Securities Corporation, L.L.C.**
State Street Capital Markets, L.L.C.**
Stephens, Inc.**
Sterne, Agee & Leach, Inc.**
Stifel, Nicolaus & Co. Inc.**
Stone & Youngberg, L.L.C.**
SunTrust Robinson Humphrey, Inc.**
The Huntington Investment Company**
The Williams Capital Group, L.P.**
Toussaint Capital Partners, L.P.**
Tradition Asiel Securities, Inc.**
UBS Securities, L.L.C.°
UMB Bank, NA, Investment Banking Division**
UnionBanc Investment Services L.L.C.**
US Bank, NA**
Vining-Sparks IBG, L.P.**
Wachovia Capital Markets, L.L.C.**
Wall Street Access, L.P.**
Wells Fargo Brokerage Services, L.L.C.°
Zions First National Bank, Capital Markets**

89 Approved Underwriters
°15 Discount Note Dealers
**71 Reallowance Dealers

Last Updated: September 11, 2008