The service often seen at different sites works in such a way that you
need to enter your telephone number in a special window and after some seconds
you and the company representative will receive a call, which will allow you
communicating.
GMT es un operador de telefonia fija y movil virtual, con licencia para operar, tenemos rutas directas a europa y los principales paises de latino/america, estamos interesados en negocios bilaterales, con carriers de todo el mundo.