EXHIBIT 99.1 CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF INCORPORATION OF CELLULAR COMMUNICATIONS OF PUERTO RICO, INC. ___________________________________________ Pursuant to Section 242 of the General Corporation Law of the State of Delaware ___________________________________________ Cellular Communications of Puerto Rico, Inc., a Delaware corporation (hereinafter called the "Corporation"), does hereby certify as follows: FIRST: Article FIRST of the Corporation's Certificate of Incorporation is hereby amended to read in its entirety as set forth below: FIRST: The name of the corporation is CCPR, Inc. (hereinafter the "Corporation"). SECOND: The foregoing amendment was duly adopted in accordance with Section 242 of the General Corporation Law of the State of Delaware. IN WITNESS WHEREOF, the Corporation has caused this Certificate to be duly executed in its corporate name this 28th day of August, 1998. CELLULAR COMMUNICATIONS OF PUERTO RICO, INC. By: /s/ Richard J. Lubasch --------------------------------- Name: Richard J. Lubasch Title: Senior Vice President