The company of Millicom Internacional, announced that its 600,000 clients belonging to the Pioneros Plan, that this program with special benefits for pioneer users of the company will come to an end on June 01, moment that the Fundadores Plan will be launched. The end of Pioneros implies for prepaid users beneficiaries of this promotion, an increase of US$ 0.01 to US$ 0.03 per minute plus tax in the cost of calls between cellular phones of Tigo. On the other hand, calls made through prepaid mobiles of other companies and to fixed telephones, that currently cost US$ 0.45 per minute plus tax, will cost US$ 0.13 plus tax for fixed and US$ 0.21 plus tax for mobiles. In post-paid plans, the minute of a call to other telephones of Tigo will go from US$ 0.01 to US$ 0.02 per minute plus tax.