Here is our list of the top 50 largest contact centres in the UK, as determined by number of agents.
One question that we get asked a lot is which are the largest call centres in the UK. So we’ve done a bit of detective work and have come up with our estimate of the top 50 largest UK call centres.
Over 5000 agents
- HM Revenue and Customs
- Hutchison 3G UK
- Serco
- BSkyB
- Stream Intelligent Contact
- Teleperformance
- Webhelp TSC
2000 – 5000 agents
- BT
- Capita
- Conduit
- Co-op / Co-op Bank
- Department of Work and Pensions
- Direct Line Group
- DVLA
- E.ON
- Firstsource
- LV=
- RWE npower
- Tesco
1000 – 2000 agents
- AA
- American Express
- Aviva
- AXA
- Barclays
- British Gas
- BUPA
- Convergys
- EE
- EON
- Esure
- First Direct
- Friends Life
- Fusion
- Home Retail Group
- HSBC
- JD Williams
- Lloyds Bank
- Nationwide Building Society
- RESPONSE
- Saga Group
- Santander
- Scottish and Southern Electric SSE
- Scottish Power
- SITEL
- Swinton
- TalkTalk
- Telefonica UK
- The Contact Company
- Virgin Media
Have we missed anyone out?
Please email the news desk if you think we’ve left anyone out, or under/over-estimated the size of any business listed.
With thanks to Steve Morrell and to everyone who responded on Twitter.
Author: Jonty Pearce
Reviewed by: Jo Robinson
Published On: 15th Jan 2014 - Last modified: 24th Feb 2025
Read more about - Expert Insights, Steve Morrell, Top 10, Top 10 Strategies
Be interesting to see which is the largest single site contact centre, as many of these are multi site operations.
I think that it may be HMRC.
Do you have a list of the top 50 sales call centers in the UK?
Biggest call center in the uk is sse’s in penner Road Portsmouth
We Fight Any Claim should be on this list – 110%