TSN was established in 2007 with focus on Wholesale Voice and White labeled retail OTT solutions for calling card operators a ... nd Managed Voice services for enterprises. With the extensive network penetration in US, Europe and Asia, and connectivity with more than 300 global partners including leading Tier1 and MNO's; TSN terminates 6 billion minutes annually. We offer customers cost competitive services and on demand capacities, this combined with realtime route management platform and expertise of our technical team have elevated degree of customer satisfaction making us preferred wholesale voice partner for our customers. read more