Unified communications
Products & services

Unified communications

BT One
Communications that unify

Collaborate more efficiently using unified communications with your employees, suppliers, customers and business partners

Featured products & services


Integrate all your domestic calls and European direct dialling under a single convenient service.

One Cloud Cisco is based on Cisco Hosted Collaboration Solution (HCS) offering Cisco unified communications and collaboration services as part of our Cisco cloud services portfolio.

Cut costs and ease your admin with our range of cloud based unified communications services on a pay as you go basis

Audio, video, web conferencing and streaming as integrated services to support your Unified Communications strategy.

Improve your voice technology, cut costs and simplify admin with one network and one supplier

Microsoft unified communications from BT delivers Microsoft Lync 2013 as cloud services or onsite

Further products & services

Business Voice VoicePort

Global calling has never been easier. Our fully managed voice service offers one supplier, one bill and one contract.

Connected solutions for Health

Supporting independent living and better care

Integrated solutions for Health

Better outcomes for patients and smarter working for care professionals

International mobile cost savings

BT One Voice mobile access

Take advantage of our high-quality BT One Voice network to reduce your international mobile call costs.

SIP trunking PSTN replacement

BT One Voice SIP trunk UK

Make your communications future-proof, efficient and cost-effective

Unified communications professional services

BT Unified Communications Quick Start

Learn how our range of communication and collaboration technologies can boost your competitive advantage.

Voice VPN

BT One Cloud Featurenet

Connect your business locations into one seamless voice network, and pave the way for further IP enhancements.

Voice VPN

BT Embark

Lower your telephone costs and make calling easier with your own corporate voice network.