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Carrier Network Routing Directory
TNS Carrier Network Routing Directory (NRD) is a multi-protocol centralized registry system designed to simplify your routing. NRD empowers your company with a single platform to manage your peering and interconnection relationships, legacy or next generation, for improved routing.
With TNS' Toll-Free Database Service, local carriers can provide subscribers with access to every toll-free number in the US and Canada for toll-free call routing. Supports interstate, intrastate, inter-LATA, and intra-LATA requirements.
TNS' VoLTE Registry makes available a shared registry into which carriers provision the phone numbers of their VoLTE enabled devices, as well as routing information for reaching those devices, over an IMS infrastructure.