After 22, 21, 20, 23, 24 and 25, TUNISIANA launches the prefix "26". The new code reflects the growth experienced by the private telecom operator since its launch on 27/12/2002. Strengthening the infrastructure that supports the growth of subscriber base of TUNISIANA tends to meet the future customers of the operator in securing freedom in the choice of number and better quality services.

Source [Tustex]