3CX Phone System
Feature‑rich PBX with mobile apps and video built‑in.
Our Landline & VoIP Services
From hosted PBX to Teams calling and SIP channels, we’ll tailor a simple, scalable system for your team.
Microsoft Teams Calling
Make and receive PSTN calls directly inside Teams.
SIP Channels
Elastic capacity and great value with robust reliability.
Business Handsets
Desk phones and headsets tested for reliability.
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Business VoIP & Landline Solutions for UK Companies
Telecoms4Business provides reliable, scalable business VoIP and landline solutions designed for small, medium and enterprise organisations across the UK. Whether you need a modern hosted PBX, Microsoft Teams calling, or cost‑effective SIP channels, we help you deploy a phone system that reduces costs, simplifies management and improves call quality.
Our 3CX deployments include softphones and mobile apps for iOS and Android, call recording, IVR, analytics and wallboards. We integrate with CRM tools and Microsoft 365, and can port numbers with minimal disruption. For Microsoft‑first organisations, Teams Phone enables PSTN calling directly inside Teams, with compliant call recording and call queues.
With SIP trunks you can flex capacity on demand and keep monthly costs predictable. We also supply business handsets and headsets from trusted vendors, and provide proactive support with SLAs as part of our managed service.
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- Hosted PBX with IVR, queues, call recording and analytics
- Microsoft Teams calling with direct routing & number porting
- SIP channels with elastic capacity and resilient routing
- Business handsets & headsets, provisioned and supported
- UK support desk, SLAs and proactive monitoring