Common Contracts

Exhibit 1 ---------

Fideicomiso • May 16th, 2001 • Helu Carlos Slim • Telephone communications (no radiotelephone)

• Contract Type
  Fideicomiso
• Filed
  May 16th, 2001
• Company
  Helu Carlos Slim
• Industry
  Telephone communications (no radiotelephone)

Exhibit 1 ---------

Fideicomiso • May 15th, 2001 • Helu Carlos Slim • Radiotelephone communications

• Contract Type
  Fideicomiso
• Filed
  May 15th, 2001
• Company
  Helu Carlos Slim
• Industry
  Radiotelephone communications