Welcome to 08UK
We have over 20 Years of Inbound Expertise

Search our available numbers

Want To Improve Your Customer’s Call Experience? Contact Us Today.

Free 03 Numbers

Free 03 Number Setup – 0333, 0330, 0345 & 0300 Numbers

Looking for a free setup 03 number for your business, charity or organisation?

08UK has been supplying major Tier 1 inbound cloud telephony solutions for over 19 years.
We can provide new 0333, 0330, 0345 and qualifying 0300 numbers with no setup charge, allowing organisations to establish a professional national presence quickly and cost-effectively.

Your new 03 number can be routed to office landlines, mobiles, SIP platforms, IP telephony systems, contact centres or multiple destinations simultaneously.

With inbound call rates starting from as little as 1.5 pence per minute, a professionally managed 03 service can be one of the most cost-effective ways to provide customers with a national point of contact.

Why Choose a 03 Number?

03 numbers are widely used by businesses, charities, public sector organisations and membership bodies throughout the UK.

Calls to 03 numbers cost callers exactly the same as calls to standard UK 01 and 02 numbers and are usually included within landline and mobile call bundles.

Unlike geographic numbers, 03 numbers are not tied to a specific location and allow complete flexibility over where calls are delivered.

03 numbers are ideal for organisations wanting a national presence without the higher inbound call costs often associated with traditional Freephone services.

How Much Does a 03 Number Cost?

The cost of operating a 03 number depends on several factors including:

  • Monthly inbound call volumes
  • Average call duration
  • Call routing requirements
  • UK landline delivery
  • SIP or IP delivery
  • Overseas call delivery
  • Additional call management features

For many organisations, a 03 number provides a highly scalable and cost-effective communications solution that grows with the business.

High Call Volumes? You May Be Paying Too Much

If your organisation receives high inbound call volumes, then you should be paying considerably less per minute than organisations receiving lower traffic volumes.

Those receiving 100,000 inbound minutes per month or more may be paying substantially more than necessary with their current supplier.

Many organisations simply renew telecom contracts year after year without ever benchmarking their costs against the wider market.

A simple review can often reveal significant savings opportunities.

Case Study – How One UK Council Identified Potential Savings of Over £7,500 Per Month

One UK Council approached 08UK for a quotation on its existing 0300 number service.

After reviewing the call volumes and commercial terms being applied, we identified potential savings of more than £7,500 per month compared with the charges being paid at that time.

Following our quotation, the Council's existing supplier significantly reduced its pricing in order to retain the contract.

The Council did not need to change supplier to benefit from the savings.

Would you stay with your current telecom provider if you discovered your organisation could potentially save more than £7,500 per month?

That equates to over £90,000 per year.

The reality is that many organisations simply continue paying historic rates because nobody has challenged the costs being charged.

If your organisation receives substantial inbound call volumes, obtaining an independent quotation could be one of the simplest ways to identify significant savings.

The lesson is straightforward: if you never ask the question, you may never discover how much you could be saving.

Already Have a 03 Number?

No problem.

If you already own a 0333, 0330, 0345 or 0300 number, we can normally port it seamlessly onto our platform with minimal disruption.

08UK has been managing inbound number migrations for almost two decades and can handle the entire transfer process on your behalf.

Number ports can often be completed free of charge.

Can a 03 Number Service Be Free?

In some circumstances, yes.

Many organisations obtain a new 03 number with no setup charge, whilst ongoing service costs are normally based upon call volumes, routing requirements and the overall solution provided.

For organisations receiving substantial inbound call volumes, it may be possible to reduce operating costs significantly and, in some cases, operate a 03 service with little or no ongoing monthly charges.

Every organisation is different, which is why we assess each requirement individually and provide transparent pricing based upon expected usage, call volumes and delivery requirements.

Free 0333, 0330, 0345 & 0300 Numbers Available

We can supply:

  • Free setup 0333 numbers
  • Free setup 0330 numbers
  • Free setup 0345 numbers
  • Qualifying 0300 numbers
  • SIP delivered services
  • Cloud-hosted inbound solutions
  • Multi-destination call routing
  • Time-of-day routing
  • Disaster recovery routing
  • Detailed call reporting and analytics

Whether you require a single business number or a large-scale inbound contact solution, we can tailor a service to suit your exact requirements.

Gold and Memorable 03 Numbers

Whilst many standard 03 numbers are available with no setup charge, we also offer memorable Gold 03 Numbers.

These easy-to-remember numbers are particularly valuable for organisations investing in advertising, radio campaigns, digital marketing and brand awareness activities.

A memorable number can help customers remember your organisation after seeing or hearing an advert and can improve response rates across marketing campaigns.

Premium Gold 03 Numbers carry a one-off acquisition fee based upon the quality and desirability of the number selected.

Request a Free 03 Number Quote

Whether you require a new 0333 number, a 0345 number, a charity 0300 number or wish to port an existing service, 08UK can help.

Contact us today for transparent pricing, expert advice and a competitive quotation tailored to your organisation's call volumes, routing requirements and business objectives.

A five-minute conversation with our team could potentially save your organisation thousands of pounds per month.


08UK advise; Understand what you are paying for & then decide if that is fair and competitive, choose Major Tier1; G711 Voice Quality Only from a UK supplier. You must compare Apples with Apples. 

We can improve upon any UK Suppliers rates usually and port your numbers seamlessly to 08UK.

If your inbound call volumes are high enough it will allow us to offer a totally free 03 service, so then we will.

Click here to search our Standard Free Numbers or Click here to search our Gold Numbers now.

If you would like to talk to one of our team to get any point clarifying please do not hesitate to contact us. Call us now on 0800 692 7000 or email new@08uk.co.uk so we can call you back.

Scroll to browse our Call Handling Features
  • CROWN COMMERCIAL SUPPLIERS RM1036 TELECOM FRAMEWORK 0300 PHONE NUMBERS
  • psauthority
  • ofcom
  • 08UK GREEN POLICY, RECYCLING AND CARBON FOOTPRINT
  • PRICE MATCH GUARANTEE 08UK
  • Green Growth Pledge
  • Net Zero Website