Top Call Center Services & Voice Services in London
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Featured
What are Featured Providers?
$1,000+$50 - $99 / hr10 - 49Serves London, EnglandServices provided
See all 20 projectsVirtual Sales Limited is a distinguished provider of Contact Center Services, specializing in Outbound Call Center and Telemarketing Services. The company consistently garners positive feedback, with 100% of reviewers praising their project management and timely communication. Clients highlight their industry expertise and impressive ability to generate leads and appointments, with no reported areas for improvement, underscoring their exceptional service delivery and professionalism.
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$5,000+$25 - $49 / hr10 - 49London , England
Services provided
Founded in 2018, Call Vidia is a Customer Service Outsourcing company. The company offers Customer Service Outsourcing and Back Office Outsourcing, and is small.
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$5,000+< $25 / hr2 - 9London, England
Services provided
Desire Group International offers sales outsourcing, lead generation, social media enhancement, and business expansion services. Their reviews highlight a systematic and tech-driven approach, with an emphasis on timely delivery and seamless project management. Clients commend their ability to significantly boost revenue and market reach, although some note pricing as an area for improvement.
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$1,000+< $25 / hr10 - 49London, England
Services provided
Phone answering service Medlysis is in London, England and California, California. Their services include Call Center Services and Recruitment Process Outsourcing.
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UndisclosedUndisclosed1,000 - 9,999London, England
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MeritGroup is a big data analytics company. They are based in London, England and have large team. They provide BI & big data consulting & SI and Call Center Services.
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UndisclosedUndisclosed250 - 999London, England
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Sabio, a midsize phone answering service, is based in London, England. The team provides Call Center Services.
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UndisclosedUndisclosed250 - 999London, England
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VeriCall Ltd, a call center service and Back Office Outsourcing company, was established in 2017. The company specializes in Call Center Services and Back Office Outsourcing, and is midsize.
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UndisclosedUndisclosed10 - 49City of London, England
Services provided
LEADSCALE ENGINE is a Sales Outsourcing company established in 2004. Based in City of London, England, the team specializes in Sales Outsourcing and Fulfillment.
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UndisclosedUndisclosed10 - 49Orpington, England
Services provided
The Linked People, a small Sales Outsourcing company, is headquartered in Orpington, England. The team focuses on Sales Outsourcing.
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$5,000+Undisclosed10 - 49London, England
Services provided
ProspectAware, a Sales Outsourcing company, is headquartered in London, England. They focus on Sales Outsourcing and were founded in 2009.
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UndisclosedUndisclosed50 - 249London, England
Services provided
The Marketing Practice, a midsize Sales Outsourcing company, is in London, England. Their services include Sales Outsourcing and Pay Per Click.
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UndisclosedUndisclosed10 - 49London, England
Services provided
Bizik is a phone answering service founded in 2024. The team provides Call Center Services.
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UndisclosedUndisclosed2 - 9London, England
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Dead Dolly Design is a Sales Outsourcing company. Located in London, England, their team provides Sales Outsourcing.
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UndisclosedUndisclosed50 - 249London, England
Services provided
Established in 2020, Globe Call Center is an answering service company. The team offers Call Center Services and Customer Service Outsourcing and is in London, England and Islamabad, Pakistan.
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$1,000+< $25 / hr250 - 999London, England
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Tricon, a telephone answering service, is based in London, England. They focus on Call Center Services and Back Office Outsourcing.
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$5,000+$150 - $199 / hr10 - 49London, England
Services provided
Win Labs is a London, England-based Sales Outsourcing company. The team specializes in Sales Outsourcing and Business Consulting.
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$1,000+Undisclosed10 - 49Edgware, England
Services provided
Coenzio is a Sales Outsourcing company. The team is in Edgware, England, and their services include Sales Outsourcing and Email Marketing.
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$10,000+Undisclosed50 - 249London, England
Services provided
Inside Sales Solutions is a Sales Outsourcing company. The St. Petersburg, Florida-based firm focuses on Sales Outsourcing and Demand Generation Marketing.
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$25,000+$25 - $49 / hr50 - 249London, England
Services provided
Buzz CX Global is a Sales Outsourcing company founded in 2023. The team focuses on Sales Outsourcing and Customer Service Outsourcing and is headquartered in London, England.
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Undisclosed< $25 / hr10 - 49London, England
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Aktyvus Group Limited is a Sales Outsourcing company. Founded in 2024, the agency provides Sales Outsourcing and Marketing Strategy.
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$1,000+$50 - $99 / hr10 - 49London, England
Services provided
Emerald Chauffeurs is a Sales Outsourcing company. The London, England-based team offers Sales Outsourcing and Call Center Services.
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$10,000+$150 - $199 / hr2 - 9London, England
Services provided
Business Consulting company salesmentor was founded in 2021. The team specializes in Business Consulting and Sales Outsourcing.
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$1,000+< $25 / hr10 - 49London, England
Services provided
IRecruit Tech is a Back Office Outsourcing company founded in 2016. Their team provides Back Office Outsourcing and Call Center Services.
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UndisclosedUndisclosed10 - 49London, England
Services provided
Demand Exchange, a Customer Service Outsourcing and Sales Outsourcing company, was established in 2017. They provides Customer Service Outsourcing and Sales Outsourcing.
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UndisclosedUndisclosed10 - 49London, England
Services provided
Headley Media Ltd is a Content Marketing and Sales Outsourcing company. Founded in 2010, their team offers Content Marketing and Sales Outsourcing.
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UndisclosedUndisclosed10 - 49London, England
Services provided
QAZI SHAHROZ is a SEO services firm and Sales Outsourcing company. Their team is headquartered in London, England and offers Search Engine Optimization and Sales Outsourcing.
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$1,000+Undisclosed10 - 49London, England
Services provided
Based in London, England, Client PrompX is a Sales Outsourcing company. They focus on Sales Outsourcing and Email Marketing and were launched in 2024.
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$10,000+$150 - $199 / hr50 - 249London, England
Services provided
Breaking Blue is a branding company. The London, England-based firm provides Branding and Call Center Services.
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UndisclosedUndisclosed50 - 249London, England
Services provided
Call center company Smart Call Solutions Pvt Ltd was founded in 2022. The team offers Call Center Services and Digital Strategy.
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$50,000+$200 - $300 / hr10 - 49London, England
Services provided
Customer Service Outsourcing company Web3 Community Management is in San Francisco, California and London, England. They provide Customer Service Outsourcing and Sales Outsourcing.
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$10,000+$150 - $199 / hr1,000 - 9,999London, England
Services provided
Dunnhumby is a branding firm. Based in London, England and Edinburgh, Scotland, Scotland, the agency provides Branding and Call Center Services.
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$10,000+$150 - $199 / hr1,000 - 9,999London , England
Services provided
Large branding company TRUE, is based in London , England. The team provides Branding and Call Center Services.
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UndisclosedUndisclosed50 - 249London, England
Services provided
Translation company Creative Translation was established in 1995. The team focuses on Translation and Call Center Services.
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$1,000+< $25 / hr50 - 249London, England
Services provided
Crownline Global is a Back Office Outsourcing company based in London, England. Established in 2026, the team focuses on Back Office Outsourcing and Call Center Services.
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$1,000+< $25 / hr10 - 49Wallington, England
Services provided
3com3 is a call center company. Headquartered in Wallington, England, the firm focuses on Call Center Services and IT strategy consulting.
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$1,000+< $25 / hr250 - 999London, England
Services provided
Emerj.io, an answering service company, is based in London, England. The team offers Call Center Services and Tax Law.
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UndisclosedUndisclosed250 - 999London , England
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Launched in 2012, S2W Media is a Business Consulting company. The team specializes in Business Consulting and Email Marketing and is located in New York, New York and San Francisco, California.
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$10,000+$150 - $199 / hr10 - 49Shoreditch, England
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Founded in 1994, StormBrands is a branding firm. The firm focuses on Branding and Call Center Services.
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$1,000+Undisclosed10 - 49London, England
Services provided
Enticeable is a Digital Strategy company. The team is located in London, England, and their services include Digital Strategy and Marketing Strategy.
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UndisclosedUndisclosed2 - 9London, England
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Phone answering service and CRM consulting and SI company SmartCalling was founded in 2016. Based in London, England, the team specializes in Call Center Services and CRM consulting and SI.
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$1,000+$100 - $149 / hr2 - 9London, England
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Oppdrip is a Sales Outsourcing company. Founded in 2023, the firm is in London, England. Their team specializes in Sales Outsourcing and Direct Marketing.
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UndisclosedUndisclosed2 - 9London, England
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TheSmartLEAD Ltd is a Sales Outsourcing company. Their small team of employees is located in London, England. Their team offers Sales Outsourcing and Marketing Strategy.
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$1,000+$25 - $49 / hr50 - 249London, England
Services provided
Brandix Pro is a London, England-based Back Office Outsourcing company. Established in 2022, the team focuses on Back Office Outsourcing and Customer Service Outsourcing.
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UndisclosedUndisclosed50 - 249London, England
Services provided
Revvknew Media is a Digital Strategy company. Their midsize team is headquartered in دبي, United Arab Emirates and London, England. Their team specializes in Digital Strategy and Sales
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$1,000+$300+ / hr2 - 9London, England
Services provided
Vector Recruitment Solutions is a Business Consulting company founded in 2018. The team specializes in Business Consulting and Direct Marketing and is based in Crawley, England and London, England.
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UndisclosedUndisclosed10 - 49Bricket Wood, England
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GSA Business Development Ltd is a Marketing Strategy company. Launched in 2000, the company is based in Bricket Wood, England. Their team focuses on Marketing Strategy and Business Consulting.
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$25,000+$25 - $49 / hr2 - 9London, England
Services provided
Block Cleaners London is a small Commercial Property Management company launched in 2004. Their team provides Commercial Property Management and Call Center Services.
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UndisclosedUndisclosed2 - 9London, England
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Located in London, England, Last Minute Villa is a small Commercial Financing company. The team specializes in Commercial Financing and Sales Outsourcing.
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Undisclosed< $25 / hr10 - 49London, England
Services provided
See all 2 projectsLentrax Translation Services provides professional translation and transcription services, including document translation and localization for various languages. Their clients consistently highlight the company's accuracy, promptness, and excellent communication. Reviews commend Lentrax for their high-quality work and exceptional customer service, marking them as a reliable and efficient choice for translation needs.
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$10,000+$150 - $199 / hr250 - 999London, England
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Located in London, England, Lansons Communications is a midsize public relations company. Their services include Public Relations and Broadcast Video.
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UndisclosedUndisclosed250 - 999London, England
Services provided
Founded in 2003, Language Connect is a Translation company. The team specializes in Translation and Call Center Services and is located in London, England.
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List of the Top 15 London Call Center Companies & Voice Services
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$1,000+< $25 / hr50 - 249London, England
Ability to deliver
35.3/40.020/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
10% Call Center Services60% Sales Outsourcing30% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
34.7/40.019.8/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
10% Call Center Services80% Sales Outsourcing10% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
32/40.016.4/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
28.1/40.015.6/20 Reviews7.6/10 Clients & Experience4.9/10 Market PresenceService focus
20% Call Center Services20% Sales Outsourcing60% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
31.5/40.017.8/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+< $25 / hr2 - 9London, England
Ability to deliver
25.9/40.015.8/20 Reviews6.1/10 Clients & Experience4/10 Market PresenceService focus
65% Sales Outsourcing35% Other -
$1,000+$50 - $99 / hr10 - 49Fitzrovia, England
Ability to deliver
31.4/40.016/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
15% Sales Outsourcing85% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
28.7/40.015.8/20 Reviews8.2/10 Clients & Experience4.6/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
$5,000+$100 - $149 / hr10 - 49Kingston Upon Thames, England
Ability to deliver
27.6/40.015.8/20 Reviews6.7/10 Clients & Experience5.2/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
21/40.016.4/20 Reviews0/10 Clients & Experience4.5/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+Undisclosed2 - 9London, England
Ability to deliver
20.9/40.016/20 Reviews1.9/10 Clients & Experience3/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
24.3/40.016.4/20 Reviews2.2/10 Clients & Experience5.6/10 Market PresenceService focus
10% Call Center Services20% Sales Outsourcing70% Other -
$25,000+$300+ / hr50 - 249City of London, England
Ability to deliver
24/40.014.8/20 Reviews9.2/10 Clients & Experience0/10 Market PresenceService focus
30% Call Center Services70% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
23.1/40.016.6/20 Reviews6.5/10 Clients & Experience0/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
22.7/40.016.4/20 Reviews6.3/10 Clients & Experience0/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
18.4/40.012.4/20 Reviews0/10 Clients & Experience6/10 Market PresenceService focus
50% Call Center Services50% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
26.5/40.016.2/20 Reviews6.4/10 Clients & Experience3.9/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
UndisclosedUndisclosed2 - 9London, England
Ability to deliver
16.9/40.016.2/20 Reviews0.7/10 Clients & Experience0/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
25/40.014.6/20 Reviews5.7/10 Clients & Experience4.7/10 Market PresenceService focus
10% Call Center Services90% Other -
Undisclosed$25 - $49 / hr10 - 49Harlow, England
Ability to deliver
20.1/40.014.6/20 Reviews1.4/10 Clients & Experience4/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
14.3/40.01.6/20 Reviews7.6/10 Clients & Experience5.2/10 Market PresenceService focus
40% Call Center Services60% Other -
$5,000+$100 - $149 / hr2 - 9London, England
Ability to deliver
20.8/40.016.2/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Sales Outsourcing80% Other -
$100,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
12.6/40.00/20 Reviews8.5/10 Clients & Experience4.1/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
18.1/40.013/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
10% Call Center Services90% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
13.9/40.00/20 Reviews10/10 Clients & Experience3.9/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
6.6/40.00/20 Reviews3.6/10 Clients & Experience3/10 Market PresenceService focus
80% Call Center Services20% Other -
$1,000+$25 - $49 / hr2 - 9Uxbridge, England
Ability to deliver
6.1/40.00/20 Reviews1.8/10 Clients & Experience4.3/10 Market PresenceService focus
80% Sales Outsourcing20% Other -
UndisclosedUndisclosed10,000+London, England
Ability to deliver
5.4/40.00/20 Reviews0/10 Clients & Experience5.4/10 Market PresenceService focus
23% Call Center Services15% Sales Outsourcing62% Other -
$5,000+Undisclosed10,000+London Office, England
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
20% Call Center Services80% Other -
$250,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
5/40.00/20 Reviews0/10 Clients & Experience5/10 Market PresenceService focus
35% Call Center Services15% Sales Outsourcing50% Other
Latest Call Centers Articles
See all articles![How to Build a Budget for Call Center Services [With Template] cover image](https://images-dev.clutch.co/clutch-static-staging/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
