Best VoIP Providers with UK Numbers for Business
Last Updated 1st of June 2026
4 minute readFinding the right VoIP provider with UK numbers can feel hard. But you are in the right place. We will help you choose the best option for your business with clear and simple advice.
The best VoIP providers with UK numbers for business offer cloud-based phone systems with local, national, or 0800 numbers. Top options include RingCentral, 8×8, Vonage, bOnline, and Dialpad, chosen for cost, features, and reliability.
There is more to know before you choose. We will show you the best providers, costs, and how to pick the right one for your business.
Looking for reliable VoIP Providers with UK Numbers for your business? Compare the best options and find a solution that fits your needs and budget. Click the link below to explore top providers and get started today.
What Are VoIP Providers with UK Numbers for Business?
VoIP stands for Voice over Internet Protocol. It means you make calls using the internet instead of a landline. This makes business calls cheaper and more flexible.
A VoIP provider gives you a phone system that works on your computer, mobile, or desk phone. You also get UK phone numbers. These can be:
- Local numbers (like London 020)
- National numbers (like 0333)
- Freephone numbers (0800)
This helps your business look more professional. Even if you work from home, your business can have a real UK presence.
Many UK businesses now use VoIP instead of old landlines. It is simple, modern, and built for growth.
VoIP providers with UK numbers are now one of the best tools for businesses. They help you save money, work from anywhere, and manage calls with ease.
If you want a deeper comparison, read our guide on whether you should choose VoIP over a landline for your business.
How VoIP Works
VoIP uses your internet connection to send voice data. When you make a call, your voice turns into digital data. This data travels over the internet and becomes sound again at the other end.
This means you do not need copper phone lines. You only need:
- A stable internet connection
- A device (mobile, laptop, or VoIP phone)
- A VoIP account
To get started quickly, follow this step-by-step guide to switching to VoIP in the UK.
Why UK Numbers Matter
UK numbers build trust. Customers are more likely to answer calls from a UK number. It also makes your business look local and reliable.
For example:
- A London number helps you target London clients
- A national number works across the UK
- An 0800 number shows a large, trusted business
Key Features of VoIP Systems
Most top VoIP providers offer:
- Call forwarding
- Voicemail to email
- Auto-attendant menus
- Call recording
- CRM integration
- Mobile apps
These features help your team work better and serve customers faster.
If CRM tools are important, see our guide on VoIP phone systems with CRM integration.
Best VoIP Providers with UK Numbers for Business
Here are some of the best VoIP providers in the UK today.
RingCentral UK
- Strong all-in-one system
- Video meetings and messaging included
- Great for growing teams
Best for: Medium to large businesses
8×8 UK
- High call quality
- Global calling options
- Advanced analytics
Best for: Businesses with international clients
Vonage Business UK
- Flexible plans
- Easy to set up
- Good integrations
Best for: Small to medium businesses
bOnline
- Built for UK small businesses
- Simple pricing
- Includes UK numbers
Best for: Start-ups and SMEs
Dialpad UK
- AI-powered features
- Smart call insights
- Clean and modern system
Best for: Tech-focused businesses
You can also compare more options in our full list of 12 best UK VoIP providers for 2026.
VoIP Providers Comparison Table (UK Businesses)
| Provider | UK Numbers | Monthly Cost | Key Features | Best For |
| RingCentral | Yes | £15–£40 | Video, messaging, CRM | Growing teams |
| 8×8 | Yes | £12–£35 | Analytics, global calls | International firms |
| Vonage | Yes | £10–£30 | Flexible plans, apps | SMEs |
| bOnline | Yes | £7–£20 | Simple setup, UK focus | Small businesses |
| Dialpad | Yes | £12–£25 | AI tools, call insights | Tech businesses |
How to Choose the Best VoIP Provider with UK Numbers
Choosing the right provider is key. Here are simple steps to help you decide.
Choose the Right Number Type
Pick a number that suits your business:
- Local for trust
- National for reach
- 0800 for brand image
Check Call Quality
Look for providers with strong uptime and clear calls. Poor call quality can harm your business.
Look at Features
Make sure the system has what you need:
- Call routing
- Mobile access
- CRM tools
Review Pricing
Check monthly costs and hidden fees. Some providers charge extra for features.
Check Support
Good customer support is important. You need help fast if something goes wrong.
Cost of VoIP Providers with UK Numbers in the UK
VoIP is often cheaper than landlines. Here is a simple guide:
- Basic plans: £7–£15 per user/month
- Mid-range plans: £15–£30 per user/month
- Advanced plans: £30+ per user/month
Extra Costs to Watch
- Setup fees
- Call charges
- Add-ons (like recording or analytics)
Many providers offer flexible monthly plans. This helps small businesses manage costs.
VoIP vs Landline: Which Is Better for UK Businesses?
| Feature | VoIP | Landline |
| Cost | Lower | Higher |
| Flexibility | High | Low |
| Features | Advanced | Basic |
| Scalability | Easy | Limited |
VoIP is now the better choice for most businesses. It is future-ready and works anywhere.
Common Mistakes to Avoid When Choosing VoIP Providers
Avoid these common mistakes:
- Choosing the cheapest option only
- Ignoring call quality
- Not checking contract terms
- Forgetting about support
- Picking too many features you do not need
A smart choice saves money and stress later.
Who Should Use VoIP Providers with UK Numbers?
VoIP is great for many businesses:
- Start-ups and SMEs: Low cost and easy setup make VoIP perfect for new businesses.
- Remote Teams: Work from anywhere with the same system.
- Call-Heavy Businesses: Call centres and sales teams benefit from smart features.
- Multi-Location Companies: Manage all calls from one system across different locations.
Ready to upgrade your business phone system? Compare the best VoIP providers with UK numbers today and find the right solution for your needs.
Click the link below to get the best deals and expert advice.
FAQ
What is a UK VoIP number?
A UK VoIP number is a phone number that works over the internet instead of a landline.
Can I keep my existing number?
Yes, most VoIP providers let you transfer your current business number.
How much does VoIP cost in the UK?
Costs start from around £7 per user per month and can go higher based on features.
Are VoIP calls reliable?
Yes, with a strong internet connection, VoIP calls are clear and reliable.
Do VoIP providers offer 0800 numbers?
Yes, many providers offer freephone 0800 numbers for businesses.
Is VoIP better than a landline?
Yes, VoIP is cheaper, more flexible, and has more features.
Do I need special equipment?
No, you can use a mobile, laptop, or VoIP phone.
This guide gives you everything you need to choose the Best VoIP Providers with UK Numbers for Business.