SIP Trunks for Business
Reliable, Scalable Voice Infrastructure for Modern Phone Systems
Looking for a cost-effective, flexible alternative to traditional phone lines? SIP Trunks from Niche Telecommunications connect your existing phone system to the internet, enabling high-quality voice calls over a secure, scalable, and future-proof solution.
Whether you’re upgrading an on-premise PBX or connecting a cloud-based system, our SIP Trunks deliver crystal-clear voice, reduced line rental costs, and the ability to scale up or down as your business needs change.
What is SIP Trunking?
SIP (Session Initiation Protocol) Trunking replaces the need for physical phone lines by using your internet connection to carry voice calls. It’s compatible with most PBX systems, allowing you to maintain your current hardware while benefiting from modern VoIP technology.
Why Choose SIP from Niche?
- Compatible with most on-premise and cloud PBX systems
- Keep your existing phone numbers or port them to us
- Scalable from 2 to hundreds of concurrent calls
- No line rental—only pay for what you use
- Local support and provisioning from Niche Telecommunications
- Built-in redundancy and failover options for maximum uptime
Key Features
Quality & Reach
- Crystal-clear call quality over enterprise-grade internet
- Geographic number flexibility—appear local no matter your location
Security & Control
- Business-grade security and encryption
- Advanced routing for load balancing or disaster recovery
Insights & Support
- Call analytics and reporting available
- 24/7 monitoring and support available
Designed for Businesses of All Sizes
Whether you’re a small business with a single office or a large enterprise with multiple sites, our SIP Trunks grow with you. Add or remove channels as required without long lead times or costly setup fees.
Seamless Migration
Already have a phone system in place? We make the transition smooth, with minimal disruption to your business. Our team handles everything from number porting to testing and ongoing support.
Perfect for
- Businesses using on-premise PBX systems (e.g. Panasonic, NEC, Avaya, 3CX)
- Enterprises seeking a more scalable alternative to ISDN or analogue lines
- Organisations transitioning to VoIP or preparing for cloud PBX migration
- Multi-site businesses needing unified communications
Add Value with Niche Telecommunications
As a full-service telco, Niche offers more than just SIP Trunks. Pair your voice infrastructure with our Business Fibre, Cloud PBX, or Microsoft Teams Calling solutions for a fully integrated communications experience.
Future-Proof Your Voice Communications
With the shutdown of traditional copper services on the horizon, SIP Trunking is the smart, modern solution for businesses wanting to stay ahead.