Business SIP Trunks

Reduce business costs, increase resiliency, future-proof against the 2025 PSTN shutdown and acquire the flexibility to scale your voice infrastructure in an instant.

Get a Quote


Bring Your Business Communications into the Digital Age

A SIP (Session Initiation Protocol) trunk is a virtual version of an analogue phone line and supports limitless channels to your PBX, allowing you to make local, long distance and international calls over the internet.

Elite’s SIP Trunking service delivers true business communication to support your IP telephony system. Whether you are new to SIP trunking or have experience with the service, our trained business support teams can help you throughout your journey.

work together to future-proof your communications

A Feature-Rich Service with Simple Billing

We know you need to keep track of costs, so we have built great value call bundles to ensure you know how much you will spend each month, while bespoke solutions, dedicated account management, 24/7 UK support and enterprise-class SLAs come as standard.

Let’s work together to future-proof your communications with top-class SIP trunk solutions with unbeatable support from Elite.


Get a Quote

Key Features

Equip Your business with a scalable, resilient, internet-based telephony service that prepares your business for the digital age.

Scalable and Resilient

Easily scale to adapt to current business needs and re-route calls to alternative destination with built-in SIP trunking disaster recovery and business continuity.

Advanced Call Control

Advanced call routing through SIP trunk Call Manager offers enterprise-grade call routing, more business continuity options and the ability to manage your number estate, including all aspects of your calls.

Business Continuity

By combining your SIP trunk with our Inbound Services you still always be contactable. Set automated call plans or simply divert published numbers to backup locations or mobile devices - instantly and from any device.

Fraud Protection

By default, fraud detection is enabled for all SIP trunk services, providing rapid response and notifications for any fraud attempt.

Business Benefits

Increase your team

Lower Costs

As calls are carried over the internet (with the ability to divert to the PSTN), SIP trunking provides cheaper national and international calls.

Telephony consolidation with SIP services

Telephony Consolidation

For businesses with multiple locations, our SIP trunk services not only provide you with the opportunity to review your existing telephony, but allow you to reduce the number of high-maintenance IP PBXs.

Your product can grow as your business grows

Limitless Scalability

Add and remove channels/numbers easily with Elite's call management system. Geographically independent and limitlessly scalable, SIP trunking supports fast growth businesses.

Elite have perfected a streamlined order journey

Rapid Deployment

Connecting new geographic locations with a new simple setup enables you to get your new SIP trunk operating at full capacity, quickly.

Elite provided a range of IT solutions to facilitate productivity.

Increased Efficiency

Combine voice, fax and data into a single, combined solution and make your communications portfolio easier to manage, operate and upgrade.

Elite Green Certified Partners

As part of our aim to be a sustainable company, we are committed to partnering with brands whose business practices align with this aim. Gamma is a fully certified Carbon Neutral company who purchase 100% renewable energy to power its business in the UK. They continuously measure their carbon footprint and reduce their emissions through investment in a variety of green initiatives. Voiceflex have reduced their CO2 emissions by at least 10% and have received gold recognition from business sustainability rating provider, EcoVadis. Partnering with Gamma and Voiceflex contributes to our ability to operate in a more sustainable way.


Your Experience is Our Priority

Customer Ratings


Of customers rated our service as either good or excellent.

Customer Satisfaction


Above the industry average CSAT Score.

Response Time


You can rely on a quick answer to your support request.

Why Choose Us?

Elite are experts in helping businesses collaborate and communicate in a secure, productive, and profitable way, wherever you or your employees are located.


Relax in the knowledge that your security is guaranteed with a trusted Calling Line Identification (CLI) and dedicated IP address with full monitoring for suspicious activity provided.


Our Technical Consultants ensure your business can communicate internally and externally anytime, anywhere.


Instantly start benefiting from an array of out-of-the-box business productivity applications, ensuring your business benefits from reduced costs and enhanced staff productivity.


SIP trunk solutions reduce costs and increase both flexibility and control to allow for improved profitability.


When we looked at our existing suppliers, side-by-side, Elite stood out as the provider who looked after our needs the best. Elite were always available to speak with when we contacted them, ready to offer advice and we had access to a dedicated account manager who ensured our needs were always being met. It made sense that we would look to shift all communications to them.

Tom Robson | Resources and Communication Coordinator

Get in Touch Today

Find out how phone lines provided by Elite to Leicester AIDS Support Services, helped to improve their communication and provide the best support to the people they help.

    This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

    Frequently Asked Questions