Insider’s view on setting up a Calling Card Business/Company
Wilmington, DE, March 29, 2014 -- Calling Card Business- Components- Calling card business enables subscriber’s access to international or long distance calls with the help of a VOIP network. The two types of calling cards in use are PIN based calling cards and PIN-less calling cards. Subscriber after purchase of the calling card after validation of access number is directed towards the IVR. International calling cards ... Read more
