SIP Trunks for Business

Future-proof your phone system with flexible, internet-based voice solutions designed to keep your business communicating.
A desk with a laptop, smartphone, and office phone. A holographic cloud icon is hovering above.

Modern Voice Connectivity for Your Business

A reliable, cost-effective alternative to traditional phone lines.

SIP Trunks replace traditional phone lines by delivering calls over your internet connection. Instead of relying on physical phone lines, SIP connects your existing or hosted phone system directly to the network, allowing you to make and receive calls using VoIP technology.

As the UK moves away from traditional PSTN and ISDN phone services, businesses need modern voice solutions that are reliable, flexible and designed for the future. SIP Trunks provide a practical way to upgrade your communications while keeping your business connected.

Why businesses move to SIP Trunks:

  • Move away from outdated phone lines and onto modern digital voice services
  • Reduce line rental and call costs compared with traditional services
  • Add or remove call channels as your business requirements change
  • Support clear, consistent call quality through reliable internet connectivity
  • Build greater resilience into your business communications
Discuss Your Voice Solutions

Prepare Your Business for Modern Voice Communications

Explore how SIP Trunks can support your phone system, simplify your move away from legacy lines and keep your business connected.
Modern Voice
Compatible Systems
Flexibility & Resilience
Managed Migration

Replace Traditional Phone Lines

SIP Trunks provide a modern, internet-based alternative to traditional phone lines. By connecting your phone system through VoIP technology, your business can continue making and receiving calls through a flexible digital platform.

  • Replace traditional analogue and ISDN phone lines
  • Deliver business calls over your internet connection
  • Support modern digital communications
  • Prepare for the withdrawal of legacy phone services

Works With Modern Business Phone Systems

SIP Trunks work seamlessly with a range of modern business phone systems. Fluent can help ensure your voice services are integrated with the right telephony and connectivity setup for your organisation.

  • Compatible with 3CX phone systems
  • Supports hosted and cloud PBX platforms
  • Suitable for on-premise phone systems
  • Can be integrated with broadband and leased line connectivity

Communications That Adapt to Your Business

SIP Trunks provide the flexibility to adjust call capacity as your requirements change. With resilient design and suitable connectivity, they can also help support business continuity and dependable call quality.

  • Add or remove channels as your business grows
  • Reduce reliance on fixed physical phone lines
  • Support clear and consistent call quality
  • Enable failover options and resilient communications design

A Smooth Transition to SIP Services

Fluent provides a complete SIP solution tailored to your business. From reviewing your current setup to number porting, call routing and ongoing support, we help make the move to modern voice services simple and straightforward.

  • Number porting to retain existing business numbers
  • Installation and setup with your phone system
  • Call routing configuration around your requirements
  • UK-based support and proactive monitoring

Why Choose Fluent?

We make technology easier to manage with clear guidance, responsive support and solutions built around your business.

Speedy Response Times

We pride ourselves on our response times, always aiming to get back to you as soon as possible. Communication is key, so our team will always explain what we are doing and why.

Smart IT Solutions

Fluent has access to an array of solutions and products, aimed to suit a range of business needs. From small businesses to national corporations, Fluent is ready to support your IT needs.

Clear Pricing

Fluent provides a clear pricing structure from the outset, so there are no unexpected surprises. We will work with you to find the most cost effective solution for your business too.

Friendly Customer Service

Our experienced team of technicians are available to assist you whenever needed via the phone or by email.

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