Bond Freddy Mac 3.3% ( US3133F4ZW41 ) in USD

Freddy Mac

100 % ⇌

United States

US3133F4ZW41 ( in USD )

3.3% per year ( payment 2 times a year)

15/09/2025

Prospectus brochure of the bond Freddie Mac US3133F4ZW41 en USD 3.3%, maturity 15/09/2025

1 000 USD

5 108 000 USD

3133F4ZW4

AA+ ( High grade - Investment-grade )

NR

15/09/2025 ( In 40 days )

Freddie Mac is a U.S. government-sponsored enterprise (GSE) that buys mortgages from lenders, packages them into securities, and sells them to investors, thus providing liquidity to the mortgage market.

The Bond issued by Freddy Mac ( United States ) , in USD, with the ISIN code US3133F4ZW41, pays a coupon of 3.3% per year.
The coupons are paid 2 times per year and the Bond maturity is 15/09/2025

The Bond issued by Freddy Mac ( United States ) , in USD, with the ISIN code US3133F4ZW41, was rated NR by Moody's credit rating agency.

The Bond issued by Freddy Mac ( United States ) , in USD, with the ISIN code US3133F4ZW41, was rated AA+ ( High grade - Investment-grade ) by Standard & Poor's ( S&P ) credit rating agency.

Pricing Supplement No. 506 (Page 1 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZS3
3.00%
September 15, 2021
100%
$4,245,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
1.504%
98.496%

December, commencing
September 15, 2011

Callable quarterly on the 15th day

3133F4ZV6
3.50%
September 15, 2025
100%
$5,025,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
1.605%
98.395%

December, commencing
September 15, 2011

Callable quarterly on the 15th day

3133F4ZW4
3.30%
September 15, 2025
100%
$5,108,000
Monthly
October 15, 2010
Yes
Yes
of March, June, September, and
2.102%
97.898%

December, commencing
September 15, 2013
FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN

Pricing Supplement No. 506 (Page 2 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZP9
*Step
September 15, 2015
100%
$15,979,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
0.724%
99.276%

December, commencing
September 15, 2011

*Step Coupon Schedule:

September 30, 2010 to, but not including, September 15, 2012;
1.00%
September 15, 2012 to, but not including, September 15, 2013;
1.25%
September 15, 2013 to, but not including, September 15, 2014;
2.00%
September 15, 2014 to, but not including, September 15, 2015.
4.00%
FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN

Pricing Supplement No. 506 (Page 3 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZQ7
*Step
September 15, 2016
100%
$7,940,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
0.937%
99.063%

December, commencing
September 15, 2011

*Step Coupon Schedule:

September 30, 2010 to, but not including, September 15, 2012;
1.25%
September 15, 2012 to, but not including, September 15, 2013;
1.50%
September 15, 2013 to, but not including, September 15, 2014;
2.00%
September 15, 2014 to, but not including, September 15, 2015;
2.50%
September 15, 2015 to, but not including, September 15, 2016.
5.00%
FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN

Pricing Supplement No. 506 (Page 4 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZR5
*Step
September 15, 2020
100%
$11,274,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
1.360%
98.640%

December, commencing
September 15, 2011

*Step Coupon Schedule:

September 30, 2010 to, but not including, September 15, 2015;
2.25%
September 15, 2015 to, but not including, September 15, 2017;
3.00%
September 15, 2017 to, but not including, September 15, 2018;
4.00%
September 15, 2018 to, but not including, September 15, 2019;
5.00%
September 15, 2019 to, but not including, September 15, 2020.
7.00%
FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN

Pricing Supplement No. 506 (Page 5 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZT1
*Step
September 15, 2022
100%
$8,262,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
1.589%
98.411%

December, commencing
September 15, 2011

*Step Coupon Schedule:

September 30, 2010 to, but not including, September 15, 2014;
2.50%
September 15, 2014 to, but not including, September 15, 2018;
3.00%
September 15, 2018 to, but not including, September 15, 2019;
4.00%
September 15, 2019 to, but not including, September 15, 2020;
5.00%
September 15, 2020 to, but not including, September 15, 2021;
6.00%
September 15, 2021 to, but not including, September 15, 2022.
7.00%
FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN

Pricing Supplement No. 506 (Page 6 of 6)
(to Offering Circular dated February 24, 2010)

Freddie Mac
FreddieNotes® Securities
With Maturities of 12 Months or More from Date of Issue

Trade Date:
September 27, 2010
Issue Date:
September 30, 2010

Interest Payment

Subject to Redemption

Interest
Maturity
Price to 2
Original

Survivor's

Discounts
Proceeds to
CUSIP
Rate1
Date
Public 3
Principal
Frequency
First Payment
Option
Yes/No
Date and Terms of redemption
and
Freddie Mac
Amount
Commissions
4

Callable quarterly on the 15th day

3133F4ZU8
*Step
September 15, 2025
100%
$5,758,000
Semi
March 15, 2011
Yes
Yes
of March, June, September, and
1.368%
98.632%

December, commencing
September 15, 2011

*Step Coupon Schedule:

September 30, 2010 to, but not including, September 15, 2015;
3.00%
September 15, 2015 to, but not including, September 15, 2019;
3.50%
September 15, 2019 to, but not including, September 15, 2021;
4.00%
September 15, 2021 to, but not including, September 15, 2023;
5.00%
September 15, 2023 to, but not including, September 15, 2024;
6.00%
September 15, 2024 to, but not including, September 15, 2025.
7.00%

FreddieNotes are obligations of Freddie Mac only. FreddieNotes, including any interest or return of discount on FreddieNotes, are not guaranteed by and are not debts or obligations of the
United States or any agency or instrumentality of the United States other than Freddie Mac.

Any discussion of tax issues set forth in this Pricing Supplement and the related Offering Circular was written to support the promotion and marketing of the transactions described in this
Pricing Supplement. Such discussion was not intended or written to be used, and it cannot be used, by any person for the purpose of avoiding any tax penalties that may be imposed on such
person. Each investor should seek advice based on its particular circumstances from an independent tax advisor.

You should read this Pricing Supplement together with Freddie Mac's Global Debt Facility Offering Circular, dated February 24, 2010(the "Offering Circular"), and all documents that are
incorporated by reference in the Offering Circular, which contain important detailed information about the Medium-Term Notes and Freddie Mac. See "Additional Information" in the
Offering Circular. Capitalized terms used in this Pricing Supplement have the meanings we gave them in the Offering Circular, unless we specify otherwise.

Original Issue Discount Note: No
Total Amount of OID: N/A

1.
The interest rates on the FreddieNotes may be changed by Freddie Mac from time to time, but any such change will not affect the interest rate on any FreddieNotes 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 Offering Circular Supplement and "Distribution Arrangements" in the Offering Circular for additional information concerning price to public
and underwriting compensation.
4.
Before deducting expenses payable by Freddie Mac estimated at $1,000.

18940-18947FN