REGISTRATION RIGHTS AGREEMENT Dated as of December 27, 2006 among AMÉRICA MÓVIL, S.A.B. de C.V., RADIOMÓVIL DIPSA, S.A. de C.V. and CITIGROUP GLOBAL MARKETS INC., as Representative of the Initial PurchasersRegistration Rights Agreement • September 21st, 2007 • Mobile Radio Dipsa • Telephone communications (no radiotelephone) • New York
Contract Type FiledSeptember 21st, 2007 Company Industry JurisdictionREGISTRATION RIGHTS AGREEMENT dated as of December 27, 2006 (the “Agreement”) is entered into by and among América Móvil, S.A.B. de C.V. (the “Company”), a sociedad anónima bursátil de capital variable organized under the laws of the United Mexican States (“Mexico”), Radiomóvil Dipsa, S.A. de C.V. (the “Guarantor”), a sociedad anónima de capital variable, organized under the laws of Mexico, and Citigroup Global Markets Inc., as representative (the “Representative”), of the initial purchasers named in Schedule I to the Purchase Agreement referred to below (the “Initial Purchasers”).
FORM OF EXCHANGE AGENT AGREEMENTMobile Radio Dipsa • September 21st, 2007 • Telephone communications (no radiotelephone) • New York
Company FiledSeptember 21st, 2007 Industry JurisdictionAmérica Móvil, S.A.B. de C.V. (the “Company”) proposes to make an offer to exchange (the “Exchange Offer”) (a) an aggregate principal amount of up to U.S.$500,000,000 of the Company’s Floating Rate Senior Notes due 2008 (the “Exchange Notes”), which have been registered under the Securities Act of 1933, as amended (the “Act”), for a like principal amount of the Company’s outstanding Floating Rate Senior Notes Due 2008 (the “Original Notes”). The terms and conditions of the Exchange Offer as currently contemplated are set forth in a prospectus (the “Prospectus”) included in the Company’s registration statement on Form F-4 (File No. 333- ), as amended (the “Registration Statement”), filed with the Securities and Exchange Commission and proposed to be distributed to all record holders of the Original Notes. The Original Notes and the Exchange Notes are collectively referred to herein as the “Notes.” Capitalized terms used herein and not defined shall have the respective meanings ascribed
TENTH SUPPLEMENTAL INDENTURE Dated as of December 27, 2006Mobile Radio Dipsa • September 21st, 2007 • Telephone communications (no radiotelephone)
Company FiledSeptember 21st, 2007 IndustryTENTH SUPPLEMENTAL INDENTURE, dated as of December 27, 2006, among América Móvil, S.A.B. de C.V., a sociedad anónima bursátil de capital variable organized and existing under the laws of the United Mexican States (“Mexico”) (herein called the “Company”), having its principal office at Lago Alberto 366, Edificio Telcel I, Piso 2, Colonia Anáhuac, 11320, Mexico, D.F., Mexico, Radiomóvil Dipsa, S.A. de C.V., a sociedad anónima de capital variable organized and existing under the laws of Mexico (herein called the “Guarantor”), having its principal office at Lago Alberto 366, Edificio Telcel I, Piso 2, Colonia Anáhuac, 11320, Mexico, D.F., Mexico, and The Bank of New York (as successor to JPMorgan Chase Bank, N.A.), a banking corporation duly organized and existing under the laws of the State of New York, as Trustee (herein called the “Trustee”) to the Indenture, dated as of March 9, 2004, among the Company, the Guarantor and the Trustee (as supplemented by the Fifth Supplemental Indenture,