Business Telecoms in London
Business phone systems, broadband, leased lines and mobile for London businesses.
- Part of the Britannia group
- Serving UK business since 2014
- UK-based support, no call-centre scripts
- Your numbers, ported without drama
Telecoms services in the London
Everything that connects a business — designed, installed and supported by one UK team, with the same transparent pricing everywhere we work.
Hosted Phone Systems
Our own hosted phone platform — cloud telephony that follows your team anywhere, on desk phone, mobile app or browser. Built, run and supported by us, with numbers that move with you.
from £8 / user / mo3CX Phone Systems
Prefer 3CX? We're an accredited partner — the full platform, hosted or on-premise, licensed, deployed and supported. Calls, video, live chat and mobile apps in one system.
hosted & on-premiseBusiness Broadband
Business-grade fibre with static IPs, priority support and 4G/5G failover options — from standard fibre to full-fibre FTTP up to 1Gbps.
from £30 / moLeased Lines
Dedicated, uncontended fibre — 100Mbps to 1Gbps symmetrical, backed by an SLA. The connection your phones, cloud apps and remote workers deserve.
from £175 / moBusiness Mobile & SIMs
Business SIMs and mobile plans on the UK's major networks — flexible data pools, roaming that behaves, and one bill alongside your phones and broadband.
flexible plansHandsets & Hardware
Yealink and Fanvil desk phones, cordless and conference devices — supplied, provisioned and supported, arriving ready to plug in and call.
supply & provisioningWhy businesses in the London choose Britannia Telecoms
Towns we cover in London
Phone systems, broadband, leased lines and business mobile for these towns and cities — and everywhere in between.
Business telecoms in City of London
the Square Mile — banking, insurance and fintech where call quality, compliance recording and uptime are non-negotiable.
View City of LondonBusiness telecoms in Westminster
the West End's mix of government, media, hospitality and flagship retail.
View WestminsterBusiness telecoms in Canary Wharf
London's second financial district, where trading floors and professional firms demand SLA-backed connectivity.
View Canary WharfBusiness telecoms in Shoreditch
the heart of Tech City — agencies, start-ups and scale-ups that live on cloud tools and hate clunky phones.
View ShoreditchBusiness telecoms in Camden
a creative borough spanning music, media and the Knowledge Quarter around King's Cross and Euston.
View CamdenBusiness telecoms in Islington
a dense borough of agencies, professional practices and hospitality from Angel to Old Street.
View IslingtonBusiness telecoms in Croydon
South London's commercial centre, with corporate offices, a start-up scene and a huge retail catchment.
View CroydonBusiness telecoms in Stratford
East London's regeneration story — corporate campuses, education and creative industries around the Olympic Park.
View StratfordBusiness telecoms in Hammersmith
a West London office hub for media, pharmaceutical and consumer-brand head offices.
View HammersmithBusiness telecoms in Richmond upon Thames
a riverside borough of consultancies, media firms and hospitality with a village feel and city expectations.
View Richmond upon ThamesBusiness telecoms in Bromley
one of outer London's biggest commercial centres, with professional services and a broad SME base.
View BromleyBusiness telecoms in Kingston upon Thames
a South West London hub for retail, education and professional firms along the Thames.
View Kingston upon ThamesHow it works
Getting started is simple.
No lengthy sales process and no jargon — three steps from “what does this cost?” to phones that just work.
See your price
Use our calculators for an honest estimate in about a minute — no email gate, no callback ambush. Or send us your latest bill and we'll price it for you.
We handle the switch
We port your existing numbers and plan the cutover around your working day, so customers keep reaching you and nothing drops mid-call.
One team, one bill
Phones, broadband and mobile on a single bill — supported day to day by the people who set them up, not a queue that passes you around.
Ready to sort your phones, broadband and mobile?
Tell us what you're running today and we'll show you what it should cost and how it should work — usually in a single call.