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Last updated Sep 25, 2026
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Broadband & Mobile ·UK broadband and mobile switching guides covering providers, contracts, speeds and Ofcom rules. Independent comparisons with no lead routing.
330 guides in this section Latest first
Relay UK for Landline Users: What It Is and How to Use It

Relay UK for Landline Users: What It Is and How to Use It

Relay UK is the national text-to-speech relay service that lets deaf and speech-impaired landline users hold phone conversations. This guide explains how it works, what it costs, and why every UK operator must support it.

18 Sep 2026 · 7 min read
Textphone and Minicom for Deaf Users: How They Work

Textphone and Minicom for Deaf Users: How They Work

A textphone (often called a minicom) lets deaf and speech-impaired users type and read text over a landline. This guide explains how the technology works, why Relay UK now replaces it, and what providers must support.

18 Sep 2026 · 6 min read
What Happens to Your Landline Number When You Move House

What Happens to Your Landline Number When You Move House

Moving home raises a common question: can you take your landline number with you? This guide explains how geographic numbers are tied to location, when you can keep your number, and how VoIP offers a location-neutral alternative.

18 Sep 2026 · 6 min read
070 Personal Numbers: Why They Are Often Used in Scams

070 Personal Numbers: Why They Are Often Used in Scams

070 personal numbers look like mobiles but are forwarding numbers that can cost a great deal to call. An explainer on how they work, how fraudsters exploit them, and how to recognise the warning signs.

18 Sep 2026 · 6 min read
Freephone 0800 and 0808 Numbers: The Rules Explained

Freephone 0800 and 0808 Numbers: The Rules Explained

How UK freephone 0800 and 0808 numbers work: why they are free to callers including from mobiles, how businesses pay for them, what calling from abroad costs, and the Ofcom rules that govern them.

18 Sep 2026 · 7 min read
Geographic Phone Numbers (01 and 02): What They Mean

Geographic Phone Numbers (01 and 02): What They Mean

01 and 02 numbers are geographic UK telephone numbers tied to a local area code. This guide explains how the area coding works, what they cost from landlines and mobiles, why businesses keep them, and what the all-IP migration means.

18 Sep 2026 · 6 min read
084 and 087 Numbers: Regulations and What You Pay

084 and 087 Numbers: Regulations and What You Pay

084 and 087 numbers carry a service charge set by the organisation you call plus your provider's access charge. This guide explains the rules on transparency, what the service charge covers, and how to find the cost before you dial.

18 Sep 2026 · 6 min read
0845 and 0870 Numbers: What They Cost to Call

0845 and 0870 Numbers: What They Cost to Call

Calls to 0845 and 0870 numbers are billed as an access charge set by your phone provider plus a service charge set by the organisation you call. This guide explains the split, the rules, and what to do if you think you have been overcharged.

18 Sep 2026 · 6 min read
0800 Numbers: Free from Both Mobile and Landline

0800 Numbers: Free from Both Mobile and Landline

0800 and 0808 freephone numbers explained: the 2015 rule change that made them free from mobiles, who actually pays, how the cost is funded and why businesses use them.

18 Sep 2026 · 6 min read
VoIP Security: Toll Fraud and How to Protect Your Business

VoIP Security: Toll Fraud and How to Protect Your Business

Toll fraud lets criminals run up huge call charges on a compromised VoIP system, often overnight. This guide explains how it happens, the typical losses, and the configuration steps that keep a UK business protected.

18 Sep 2026 · 8 min read
How Much Internet Speed Do You Need for VoIP Calls?

How Much Internet Speed Do You Need for VoIP Calls?

VoIP calls use far less bandwidth than most people expect, and upload speed often matters more than download. This guide explains how much broadband a call needs by codec, and how to test whether your connection can cope.

18 Sep 2026 · 7 min read
Door Entry Systems and the PSTN Switch-Off: What to Do

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.

18 Sep 2026 · 6 min read

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