Top 50 Largest Contact Centres in the UK


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
  • Saga Group
  • Santander
  • Scottish and Southern Electric SSE
  • Scottish Power
  • 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.

Published On: 15th Jan 2014 - Last modified: 21st Jun 2022
Read more about - Call Centre Life, ,

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  • Be interesting to see which is the largest single site contact centre, as many of these are multi site operations.

    Shane Smith 16 Jan at 12:35
  • I think that it may be HMRC.

    jonty pearce 12 Feb at 13:31
  • Do you have a list of the top 50 sales call centers in the UK?

    Russ Sandlin 16 Feb at 12:25
  • Biggest call center in the uk is sse’s in penner Road Portsmouth

    Lewis jeram 8 Oct at 19:12
  • We Fight Any Claim should be on this list – 110%

    Andrew Cousins 8 Aug at 15:04
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