To ask the Secretary of State for Science, Innovation and Technology, what data his Department holds on the numbers of (a) residential customers and (b) business customers that have moved from a PSTN telephone connection to a VOIP connection (i) when thei
The Department does not hold this specific information on the Public Switched Telephone Network (PSTN) migration to Voice over Internet Protocol (VoIP).Ofcom’s Connected Nations (2024) report (published 5 December 2024) states: “In the year to July 2024, ...
Voice over Internet Protocol