Reliable business phone systems

Flexible business lines and calls packages

Maximise your business’s potential with our free review. Our experts will analyse your call plans, tariffs, and line rental, saving your business up to 60% against your current bill.
Need help or have a question?
Female resort receptionist working at the front desk
SIP phone system

Reliable and efficient business telephone lines

SIP telephone lines allow you to connect your site directly to our network via an internet connection, providing a seamless and reliable communication infrastructure for both inbound and outbound voice calls. Enjoy coverage for local, national, and mobile call charges and significant savings on international and non-geographical calls.
Dialing telephone keypad
Cost-effective solution

Flexible business line rental

Replace your analogue or ISDN telephone lines with our virtual SIP lines that work with any modern telephone system and save up to 60% on your bills. This cost-effective upgrade includes all your UK calls at no additional charge. Migrate to SIP quickly and easily by upgrading to our VoIP phone system.
Fast and easy switching

Business line rental and SIP trunks

Looking for a cost-effective way to upgrade from ISDN or PSTN technology? As traditional phone lines phase out in 2025, SIP trunks are the perfect future-proof option for your business. Scale up or down to meet specific needs and enable remote workers to access all features and stay productive.
Videoconference Concept. Multiethnic business people making video call with colleague in office
Cloud-based hosted voice

Hosted phone system made easy

Experience complete customisation with our hosted phone systems, including plug-and-play handsets, call management, call recording, video conferencing, virtual receptionist, professional voicemail, and CRM integration. Pay for only the needed services and scale up as your business grows.
Expand your reach

Scale on demand with elastic SIP trunking

Connect to the cloud fast

Link your PBX infrastructure to the cloud and work faster, save money and avoid capacity restrictions.

Go global with ease

Accept global inbound calls through the cloud. Send outbound calls anywhere with local phone number support.

Automatic routing

Our SIP trunking allows routing calls to the closest gateway to reduce latency and improve call quality.

Efficient elasticity

Stop wasting money on unnecessary pre-provisioning trunks. Enjoy cost savings for your telecom needs.

Programmable SIP trunking

Enhance your SIP deployment with Split/MultiTrack Recording, TTS, WebSocket connectivity and more.

Tailored for your business

One of our experts will provide a bespoke plan of action on how to improve your telephone system.
Budget-friendly phone system

Save money with our affordable business line rental

Team of call center operators in headsets speaking with customers at open space office

Seamless transfer

We ensure a seamless transition, minimising disruptions to your operations. So you don't have to worry about switching suppliers, as we will handle the entire process.

young woman working with computer while consulting some invoices and documents in the kitchen

Save 60% on your bills

Switching to SIP trunks can save your businesses a lot on phone bills. SIP is cost-effective for long-distance and international calls as they are treated as local over the internet.

African American businesswoman talking on a telephone in an office

Free site-to-site calls

Ideal for businesses with multiple locations or remote employees who work from home. You can make calls between sites without incurring additional costs.

Vintage colourful telephone shoot

Beat ISDN switch off

Be prepared for the ISDN Switch Off in 2025 and choose a solution that is scalable to your business’ specific needs, and enhances team productivity from any location.

Young nurse answering phone call while working on desktop PC at reception desk in hospital.

Reliable service

Our calls and lines are designed to provide businesses with reliable and high-quality communication solutions, enabling you to stay connected with your customers.

Hes a people person. Portrait of a happy young man working at a help desk in an office.

Account manager

Your dedicated account manager will conduct regular reviews to ensure you receive the most suitable package, providing you with the best value for your investment.

Unlimited UK calls

Discover the cost of SIP phone lines

Our straightforward packages are tailor-made to suit your needs, using modern SIP trunking and hosted cloud-based solutions. Compared to outdated ISDN or analogue, SIP phone lines are more cost-effective, offering better scalability and management flexibility.
Features Our SIP Solution BT ISDN BT Analogue
Fraud monitoring
Direct dial numbers
Scaleable up to 1,000 lines
Unlimited UK mobile calls 1
Unlimited UK national calls 1
ISDN switch off ready Expire in 2025 Expire in 2025
Installation lead time Same day 25 days 12 days
Monthly cost 2 from £7.50 per line from £25.00 per line from £18.00 per line
1 Unlimited UK landline & unlimited UK mobile calls are bound by the UK fair usage policy – 2000 minutes per user per month and 2000 UK mobile minutes per user per month to O2, EE, Vodafone and Three. Minutes can be used across the service. Terms and conditions apply. 2 Subject to the length of subscription. Terms and conditions apply.
5-star security services

Why choose us?

Get the most out of your telecom services with our platform’s extensive feature set integrated with your business dial plan for a seamless experience. Enjoy premium features at competitive prices that won’t break the bank.
Fixed price promise

There will be no price hikes, so you can confidently plan your finances without any unexpected surprises.

Reduced rental bill

With our wholesale buying power, we bring you up to 60% cost savings as compared to traditional phone lines.

Keep your numbers

When you switch to SIP, your numbers are always safe. We guarantee you a smooth and fast transition.

Switching is easy

We take care of every aspect of switching, so you don’t need to worry. No stress – we’re with you all the way!

Overtime, night and businesswoman telephone call in an office working late evening in communication
Happy customers
0 +
ISDN to SIP transitions
0 +
Avg. cost savings
0 %
Customer satisfaction
0 %
FAQ's

Frequently Asked Questions

Here are the most commonly asked questions and queries when businesses like yours are considering one of our calls and lines solutions.
Whether you need a business phone line will depend on your business requirements. Smaller companies with just a few employees may not need high-demand telephone lines, as an easy-to-use VoIP communication solution may be enough if they have a strong Internet connection. Our telephony experts will gladly advise you on the best communication solution for your organisation. Get in touch today.
The phone line which is best for your business will depend on your company’s needs. We understand that there are a lot of choices, and trying to make the best decision can be overwhelming, which is why we are here to help. Our experienced team of telecom experts will be happy to discuss your requirements with you and present you with the best options.
Your phone lines are a huge foundation for the success of your business, and downtime can have a very big negative impact on your company. We aim to limit our downtime as much as possible and also provide fantastic maintenance and support when any rare issues occur. The level of care provided depends on the phone line package chosen. The more demanding the plan, the higher the standard SLA will be. Speak to one of our telecom specialists to discuss the level of service you would like.
The number of minutes varies based on the telephone line solution. Speak with our team of communication specialists today to discuss the number of minutes your business needs, and they will help build you a bespoke calls and lines package to meet your demands.
Absolutely! A significant advantage of adopting SIP trunking and migrating your call management to an online platform is retaining your phone number while relocating your office, even if it’s outside your current area. This is possible because your phone number operates over the internet rather than through a traditional fixed line connection running into a physical building. This means you can seamlessly maintain your business presence and avoid the hassle of updating all your contacts with a new phone number. So, if you’re considering moving your business or upgrading your phone system, SIP trunking is an excellent option to ensure uninterrupted communication and effortless transitions.
Contrary to popular belief, SIP phone lines do not eliminate the need for a phone system altogether. Instead, they eliminate the need for outdated ISDN or PSTN telephone lines and offer a superior, more cost-effective, and reliable solution to replace them. While you will still require a phone system that is compatible with SIP phone lines, the good news is that we will be with you every step of the way, providing you with all the necessary guidance and support to ensure a smooth and seamless transition. So, if you want to upgrade your business communication infrastructure, SIP phone lines can offer a modern and efficient solution to meet your needs.
Absolutely! SIP technology offers a seamless integration process with existing business telephone systems, whether physical or cloud-based. Our SIP trunks are fully compatible with all IP-enabled phone systems, including software-based solutions like Microsoft Teams. This integration enables businesses to enhance their internal and external communication processes and reduce costs significantly. Combining these systems with our SIP trunks allows you to enjoy enhanced flexibility, scalability, and reliability in your business communication infrastructure. So, suppose you’re looking for a modern and efficient solution to integrate with your existing phone system. In that case, SIP trunks are an excellent option to help take your business communication to the next level.
One of the benefits of SIP technology is that it operates over the internet, allowing businesses to integrate it seamlessly with their existing internet connection. This means you can avoid investing in any additional hardware and reduce the costs of establishing new fixed lines for your business. In addition, utilising your existing internet connection allows you to enjoy a more efficient and cost-effective communication infrastructure without compromising quality or reliability. This approach also offers increased flexibility and scalability, making it easier for businesses to adapt and grow as needed. So, if you’re looking to streamline your communication infrastructure and reduce costs, SIP technology can be an excellent option that offers numerous benefits for your business.
SIP phone lines allow businesses to add unlimited channels to their call network, enabling them to quickly scale up or down the number of concurrent calls they can make or receive. This means businesses can adjust the number of SIP channels they use according to their needs, allowing them to optimize their communication infrastructure and reduce costs during quieter periods. This scalable approach also offers increased flexibility, allowing businesses to adapt to changing demands and take advantage of new opportunities without being limited by their communication infrastructure. So, if you’re seeking a modern and flexible solution to enhance your business communication, SIP phone lines can provide you with the ability to scale up or down as required, ensuring that you have the resources you need to succeed.
Absolutely! One of the advantages of SIP trunking is that it can be used in conjunction with existing ISDN connections, providing businesses with increased flexibility and redundancy in their communication infrastructure. In case of any issues or emergencies, businesses can quickly reroute their calls to another location using the same number until the problem is resolved. This approach ensures that companies can maintain the continuity of their communication services and minimise disruptions to their operations. This capability also offers increased resilience, allowing businesses to prepare for unexpected events and reduce the risk of downtime or lost revenue. So, suppose you’re looking for a robust and reliable solution to enhance your business communication. In that case, SIP trunking can offer you the flexibility and redundancy you need to stay connected.