Is Pstn Still Used?

PSTN phones are widely used and generally still accepted as a standard form of communication. However, they have seen a steady decline over the last decade. In fact, there are currently just 972 million fixed-line telephone subscriptions in use worldwide, the lowest tally this century so far.

What will replace PSTN?

The alternative? Voice over Internet Protocol (VoIP), a solution that transmits voice calls and data using an internet connection. This is a major step towards the United Kingdom's mass IP-network migration, with VoIP core networks set to replace all the legacy PSTN services in just a few years' time.

Is PSTN going away?

Mobile voice call volume keeps growing. We will eventually see the PSTN retire and POTS disappear. Wireless and broadband connections proliferate while the old copper pair connections offered by the Telcos are turned off, as many as 700,000 lines per month.