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A 0333 number for your business.

UK-wide, without an area code. Wherever you move within the UK, the number stays the same — and your customer never pays more than for a call to a local number, inside their call bundle.

  • No address requirement
  • Usually active within one working day
  • Bringing your existing 0333 number across is free
National numbers

The difference is who pays for the call

With 0330 and 0333 your customer never pays more than for a call to a local number, inside their call bundle. With 0800 and 0808 you pay. That is the whole distinction — the rest is the same platform.

  • 0330

    UK-wide business number

    For businesses that are not tied to one city, or that move within the UK without losing their number.

    Caller pays no more than a local callYou pay the subscription

  • 0333

    Also UK-wide

    The same rules and the same price for your caller as 0330, so most businesses pick the combination they find easier to remember.

    Caller pays no more than a local callYou pay the subscription

  • 0800

    Free for the caller

    For service lines and campaigns where you want to keep the threshold to call as low as possible.

    Caller pays nothingYou pay per incoming minute

  • 0808

    Also free for the caller

    Works exactly like 0800 and is just as free to call, from landlines and mobiles alike.

    Caller pays nothingYou pay per incoming minute

Choose your number

You don't change a number, so pick one that sticks

With 0333 you choose from the whole range instead of from one region, so the chance of a number that is easy to pass on is greatest here.

Why national

Your address changes. Your number doesn't have to.

Your phone number is the most permanent thing your business has: it is on your invoices, in Google, on your building and in every customer's phone. A regional area code ties that fixed fact to your address — and that is exactly the least fixed thing there is.

No need to move it

A bigger office, a second branch, a team working from home

With a 0333 nothing changes as long as you stay in the UK. No new number, no transition period, no reprinting, no customers calling an old number. The number doesn’t know where you are, and that is exactly the point: most businesses move more often than they think.

One number for the whole of the UK

Your customers are not all in the same city

A 020 tells someone in Birmingham that you are a London business. Sometimes that is exactly what you want. If you work nationwide, a 0333 says the only thing that is true: that you can be reached everywhere. No false proximity, no explanation needed.

You choose one, so the choice counts

The rule of thumb is short. Do you need to be found by people in one region who don’t know you yet — a dentist, a garage, an installer who depends on “nearby”? Then a regional number helps, because Google uses it as a location signal. Does your work come from all over the UK, from existing customers or by referral? Then that area code earns you nothing and only limits you at your first move. In doubt, give us a call: that costs you two minutes and us a wrong order.

What it costs

The number comes with the plan

You pay for the people you add to the number, not for the number itself and not for the handsets.

Business Number

£130

a year, first purchase + 1 year free

For sole traders, advisers and one-person businesses. One number, one person.

1 person

Phone System

£22

per month

Two people answering the same line, with forwarding and voicemail.

2 people

Customer Service — Most chosen

£43

per month

With a call queue, a selection menu and call recording. For practices, offices and service lines.

Up to 8 people

Shared handsets never count. The phone on reception, in the waiting room or in the meeting room costs nothing extra — you pay per person, not per device. Above eight people we put together a custom plan.

What comes with it

What comes with your 0333 number

By time of day, availability and ring order: one after the other, in turns or all at once. You set it up yourself in the dashboard.

Welcome message

Business Number

Recorded by you or generated with text-to-speech, in any language.

Every message as audio and as text in your email.

Whisper tone

Business Number

Hear which number was called before you answer.

Text-to-speech

Business Number

Unlimited announcements read out for you, no recording studio needed.

Who called, when, for how long and who answered. By email or in the dashboard.

Block numbers

Business Number

Keep spam and unwanted callers off your business number.

The same business number for calls and for WhatsApp.

Public-holiday calendar, on-call duty and forwarding by calendar.

Notes and flags travel with the caller.

Who is reachable and who answers, on one screen.

Phone menu (IVR)

Customer Service

Callers pick the right department themselves.

Callers keep their place instead of getting a busy tone.

For quality and for checking what was agreed.

Bringing your existing number is free and takes five working days at most.

Frequently asked questions

About the 0333 number

It is not free like an 0800 number, but for your caller it is an ordinary call: never more than a call to a local 01 or 02 number, and counted within the inclusive minutes of their mobile or landline plan. There is no surcharge as with the old 0845 and 0870 numbers. That is the difference from a service number and the reason 0333 suits customer contact.

Do you need to be found by people in one region who don’t know you yet, such as a dentist, a garage or an installer? Then a local number helps, because Google uses the area code as a location signal. If your work comes from all over the UK, from existing customers or by referral, a regional area code earns you nothing and a 0333 number is the better choice, because it stays the same when you move.

Within the UK, nothing. A 0333 number is not tied to a city or region, so it moves with you to your new address without a transition period or new printing. Your customers simply call the number they already know.

For your caller it makes no difference: both are 03 numbers under the same Ofcom rules, never more than a call to a local number and counted within call bundles. The difference is how you get one. You choose a 0333 number yourself in the number picker on this page, while for a 0330 number we find a free one for you and send you a proposal within one working day. Most businesses simply pick the combination they find easier to remember.

Yes, and it costs nothing. We arrange the switch with your current provider and plan the changeover on a date that suits you. It takes five working days at most and you are not unreachable for a moment. Read more about number porting.

0333 is an Ofcom-regulated, standard UK business range used by banks, charities and government services precisely because it reads as legitimate. A properly registered 0333 number carries no less trust than a landline number, and CallFactory activates yours against your own business account so the calls you make and receive are tied to your company. Some scam callers do spoof numbers across every UK range, including 0333, geographic and mobile alike, but that risk comes from the caller’s conduct, not from the number type itself.

Yes. We can forward incoming calls to any number you choose, including UK mobiles. You can handle business calls on your personal device while keeping your number private.

Yes. 0845 numbers are often surcharged or blocked by mobile operators. Users are wary of calling them. 0333 is the consumer-friendly, modern replacement.

Choose your number in the number picker on this page. We check your business details and switch it on, usually within one working day, on the phone you already use.

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