Reference is made to the Indenture, dated as of September 27, 2012 (as supplemented by that first supplemental indenture, dated as of August 25, 2015, the "Indenture"), among Colombia Telecomunicaciones S.A. E.S.P. (the "Company"), The Bank of New York Mellon, as trustee (the "Trustee"), registrar, paying agent and transfer agent, and The Bank of New York Mellon (Luxembourg) S.A., as Luxembourg paying agent and transfer agent, relating to the Company's 5.375% Senior Notes due 2022 (the "Notes"). Capitalized terms used but not otherwise defined herein shall have the meanings ascribed to them in the Indenture. Holders of the Notes are hereby notified that: The Company has elected to redeem $320,000,000, in aggregate principal amount of its outstanding Notes, in accordance with and pursuant to Section 3.01 of the Indenture and paragraph 5 of the Notes. The redemption date is June 12, 2020 (the "Redemption Date"). The redemption price (the "Redemption Price") is equal to 100.896% of the principal amount of the Notes to be redeemed, plus any accrued and unpaid interest on the principal amount of such Notes to, but excluding, the Redemption Date. The accrued and unpaid interest on the portion of the Notes called for redemption as of the Redemption Date will be $11.19792 per U.S.$1,000 principal amount of the Notes. On the Redemption Date, the Redemption Price will become due and payable in respect of each Note to be redeemed and interest on each such Note will cease to accrue on and after the Redemption Date. Payment of the Redemption Price and any accrued interest payable to, but excluding, the Redemption Date, will be made in accordance with the applicable procedures of the Depository Trust Company (DTC), only upon presentation and surrender of the Notes to be redeemed to the paying agent.