https://www.prepaidunion.com/en
I am Sunil Marapin from the Netherlands.
Our NGO (Non governmental organization) is already active in Nepal for a couple of years now.
After the earthquake, we became more active than before.
We work with local youth of Nepal, and most of them are students.
I often use Prepaid Union service to send top up to a student who do a lot of services to poor with these amount she can stay in contact with me.
-Sunil Marapin from Sairam Foundation, Holland