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Premium Rate Numbers: How They Work and How They Are Regulated

Premium rate 09 numbers explained: what they are, how they are charged through an access charge and a service charge, the disclosure rules, and how to report overcharging.

5 Jun 2026 View & bid →

Landline Call Costs: How They Work and What You Pay

How UK landline call costs are built: tariff structure, inclusive minutes, what happens when they run out, off-peak timing and international charges explained in plain terms.

5 Jun 2026 View & bid →

Analogue Phone Adapters (ATAs) for VoIP: What They Are and How They Work

An analogue telephone adapter lets an old corded or cordless phone keep working over a VoIP service by converting between the analogue signal and digital voice. This guide explains what an ATA does, when you need one, and its limitations.

5 Jun 2026 View & bid →

DECT Phones and VoIP: Will Your Cordless Phone Work After PSTN Switch-Off?

DECT cordless phones connect to the phone network through a base station, and most older base stations plug into the analogue line that is being retired. This guide explains what changes at the switch-off and how to keep your handsets working.

5 Jun 2026 View & bid →

Door Entry Systems and the PSTN Switch-Off: What to Do

Many door entry and audio-handset systems in blocks of flats route the audio link over the analogue PSTN, which is being retired as the UK moves to all-IP. Residents and managing agents need to know the migration options and who pays.

5 Jun 2026 View & bid →

Telecare Alarm PSTN Replacement Options: What Is Available

When the analogue line goes, an older personal alarm may need replacing. This guide compares IP-compatible units, 4G communicators and hybrid devices, explains who pays, and lists what to check before choosing.

5 Jun 2026 View & bid →

Telecare and the PSTN Switch-Off: Protecting Vulnerable Users

Millions of personal alarms and fall detectors plug into the analogue phone line being retired by 2027. Here is how telecare works, what Ofcom and government expect of providers, and the steps families should take now.

5 Jun 2026 View & bid →

Home Alarm Systems and the PSTN Switch-Off: What You Need to Do

Many monitored home alarms still dial out over the old copper phone line, which is being switched off as the network moves to all-IP by 2027. Here is how to check whether your alarm is affected and the steps to upgrade it for IP monitoring.

5 Jun 2026 View & bid →

VoIP Location Data and Emergency Calls: How It Works

On the old copper network, a 999 call carried your address automatically. VoIP makes location harder, which is why next generation 999 and Ofcom's location rules matter. Here is how emergency location works on a digital phone line.

5 Jun 2026 View & bid →

VoIP and 999 Calls: What the Rules Require

Calling 999 from a VoIP line is fully supported, but the rules around connectivity, location data and power resilience differ from the old analogue network. Here is what Ofcom requires providers to do and how to prepare for the PSTN switch-off.

5 Jun 2026 View & bid →

VoIP and Power Cuts: What Happens to Your Phone Line

When the mains fails, a VoIP line goes silent unless backup power keeps the router and adapter running. Here is how power resilience works, who must provide a battery backup, and what households should arrange before the PSTN switch-off.

5 Jun 2026 View & bid →

VoIP Call Quality: What Affects It and How to Improve It

A UK guide to VoIP call quality: how jitter, packet loss, bandwidth, codec choice, latency and router settings affect calls, plus practical steps and testing methods to diagnose and improve a noisy line.

5 Jun 2026 View & bid →

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