Exhibit 32.2

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Southern Copper Corporation (the “Company”) on Form 10-K for the period ending December 31, 2005 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, J. Eduardo Gonzalez Felix, Vice President of Finance of the Company and Chief Financial Officer certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1)The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

	/s/ Eduardo Gonzalez Felix
	Eduardo Gonzalez Felix
Vice President of Finance and Chief
	Financial Officer

Date: March 6, 2006

A signed original of this written statement required by section 906 has been provided to Southern Copper Corporation and will be retained by Southern Copper Corporation and furnished to the Securities and Exchange Commission or its staff upon request.

1

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d)of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Amendment No. 1 on Form 10-K/A to be signed on its behalf by the undersigned, thereunto duly authorized.

	SOUTHERN COPPER CORPORATION (Registrant)
	By:	/s/ Oscar Gonzalez Rocha
		Oscar Gonzalez Rocha
	President and Chief Executive Officer
Date:  March 27, 2006