Level 3 calls up toll-free VoIP
Level 3 Communications on Tuesday launched a new service that allows customers to use voice over Internet protocol for toll-free calling across the United States.
The new service, called (3)VoIP Toll Free, is designed for call-center operators, conferencing providers and voice portals. Level 3 sells voice and data services to other carriers, which then offer services to customers.
WebRTC.is 