Blog - Pen Telecom

The PSTN & ISDN switch-off isn’t a 2027 problem. It’s a 2026 problem.

Jon Pentel September 18, 2026 No Comments

BT is raising prices on analogue and ISDN lines by 40% from 1 October. With roughly 52,000 legacy lines still active across UK businesses, every month of delay now costs…

🚨 JANUARY 2027 IS CLOSER THAN YOU THINK!

Jon Pentel September 15, 2026 No Comments

📞 Is your business ready for the PSTN & ISDN shutdown? If your business is still relying on PSTN or ISDN multi line services, now is the time to start…

January 2027 is only five months away. Is your business ready for the PSTN & ISDN shutdown?

Jon Pentel September 9, 2026 No Comments

If your business is still using PSTN or ISDN multi-line services, now is the time to take action. And there is another reason not to delay. From 1 October, BT…

5 Months Until January 2027: Is Your Business Ready for the PSTN & ISDN Shutdown?

Jon Pentel September 7, 2026 No Comments

January 2027 is closer than it looks. For businesses still relying on ISDN or PSTN multi line services, the time to review your telecoms infrastructure is now. And there is…

5 Months Until January 2027: Is Your Business Ready for the PSTN & ISDN Shutdown?

Jon Pentel September 3, 2026 No Comments

January 2027 is closer than it looks. For businesses still relying on ISDN or PSTN multi line services, the time to review your telecoms infrastructure is now. Around 52,000 lines…

5 Months to Go: Is Your Business Still Using ISDN or PSTN Multi Line?

Jon Pentel August 31, 2026 No Comments

The clock is ticking. There are now just 5 months to go until the January 2027 deadline. If your business is still relying on ISDN or PSTN multi line services,…

Beyond Faster Downloads: How 5G Is Quietly Reshaping IoT and Sustainability

Jon Pentel August 19, 2026 No Comments

When most people hear “5G,” they think of one thing: faster phone downloads. A movie that used to take minutes now loads in seconds. But that framing barely scratches the…

PSTN Switch Off 2027: What UK Businesses Must Do Before Time Runs Out

Jon Pentel August 14, 2026 No Comments

The UK PSTN switch off happens on 31 January 2027. Learn what’s at risk, why waiting is costly, and how to migrate your business phone lines safely with Pen Telecom.…

The Clock Isn’t Ticking Anymore — It’s Racing

Jon Pentel August 12, 2026 No Comments

On 31 January 2027, the UK’s old PSTN telephone network will be switched off for good. That leaves just six months to prepare. If your business is still relying on…

Six Months to Go: The Big Switch Off Is Coming — Are You Ready?

Jon Pentel August 10, 2026 No Comments

The clock is no longer just ticking its racing. On 31 January 2027, the UK’s old PSTN telephone network will be switched off for good, and there are only six…

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