January 2027 PSTN Switch-Off: What Services Are Affected & Why You Might Need to Act Fast
TechAdvance
MARCH 10, 2025
By January 2027, the Public Switched Telephone Network (PSTN) and Integrated Services Digital Network (ISDN) will be completely switched off. The PSTN switch-off isnt just about traditional landlines. How to Prepare for the Transition Businesses should begin by conducting a full audit of their current telecommunication infrastructure.
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